Journal ArticleJ Grad Med Educ · June 2025
Background The Choosing Wisely campaign recommends that clinicians avoid repetitive laboratory testing in hospitalized patients who have clinical and laboratory stability; however, it is unclear how physicians define laboratory stability, or how they adher ...
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Chapter · January 1, 2023
The clinical examination provides data that are part of a scientific inquiry and is also an important social ritual that establishes and maintains a relationship between the physician and patient. As part of a scientific inquiry, the physician should focus ...
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Journal ArticleJAMA · June 14, 2022
IMPORTANCE: Acute infectious conjunctivitis is characterized by ocular redness and discharge, and is a common clinical entity. Evidence-based tools to aid the clinical diagnosis of viral vs bacterial conjunctivitis are lacking and may contribute to overpre ...
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Journal ArticleJAMA · July 27, 2021
IMPORTANCE: Office blood pressure (BP) measurements are not the most accurate method to diagnose hypertension. Home BP monitoring (HBPM) and 24-hour ambulatory BP monitoring (ABPM) are out-of-office alternatives, and ABPM is considered the reference standa ...
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Journal ArticleAcad Emerg Med · May 2021
OBJECTIVES: Emergency department (ED) patients with unexplained syncope are at risk of experiencing an adverse event within 30Â days. Our objective was to systematically review the accuracy of multivariate risk stratification scores for identifying adult sy ...
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Journal ArticleJAMA · December 17, 2019
IMPORTANCE: Hip osteoarthritis (OA) is a common cause of pain and disability. OBJECTIVE: To identify the clinical findings that are most strongly associated with hip OA. DATA SOURCES: Systematic search of MEDLINE, PubMed, EMBASE, and CINAHL from inception ...
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Journal ArticleJAMA · June 25, 2019
IMPORTANCE: Syncope can result from a reduction in cardiac output from serious cardiac conditions, such as arrhythmias or structural heart disease (cardiac syncope), or other causes, such as vasovagal syncope or orthostatic hypotension. OBJECTIVE: To perfo ...
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Journal ArticleJAMA Netw Open · May 3, 2019
IMPORTANCE: Although prescription opioid use disorder is associated with substantial harms, strategies to identify patients with pain among whom prescription opioids can be safely prescribed have not been systematically reviewed. OBJECTIVE: To review the e ...
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Journal ArticleJAMA Surg · April 1, 2019
IMPORTANCE: Venomous snakebite severity ranges from an asymptomatic dry bite to severe envenomation and death. The clinical evaluation aids in prognosis and is essential to determine the risks and potential benefits of antivenom treatment. OBJECTIVES: To i ...
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Journal ArticleJAMA · February 5, 2019
Importance: Recognizing patients in whom endotracheal intubation is likely to be difficult can help alert physicians to the need for assistance from a clinician with airway training and having advanced airway management equipment available. Objective: To i ...
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Journal ArticleJAMA · November 14, 2017
IMPORTANCE: Acute mountain sickness (AMS) affects more than 25% of individuals ascending to 3500 m (11 500 ft) and more than 50% of those above 6000 m (19 700 ft). AMS may progress from nonspecific symptoms to life-threatening high-altitude cerebral edema ...
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Journal ArticleJAMA · August 1, 2017
IMPORTANCE: Pneumonia is a leading cause of morbidity and mortality in children. It is important to identify the clinical symptoms and physical examination findings associated with pneumonia to improve timely diagnosis, prevent significant morbidity, and l ...
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Journal ArticleAm J Med · July 2017
BACKGROUND: Asplenic patients are at risk for severe infections, but adherence to recommended preventive education and vaccination is poor. The goal of this study was to demonstrate that a targeted intervention can improve vaccination rates in a population ...
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Journal ArticleJ Grad Med Educ · April 2017
BACKGROUND: Failure to follow up and communicate test results to patients in outpatient settings may lead to diagnostic and therapeutic delays. Residents are less likely than attending physicians to report results to patients, and may face additional barri ...
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Journal ArticleCMAJ · September 20, 2016
BACKGROUND: Physicians diagnose and treat suspected hypogonadism in older men by extrapolating from the defined clinical entity of hypogonadism found in younger men. We conducted a systematic review to estimate the accuracy of clinical symptoms and signs f ...
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Journal ArticleBMJ Qual Saf · January 2016
BACKGROUND: Guidance for appropriate utilisation of transthoracic echocardiograms (TTEs) can be incorporated into ordering prompts, potentially affecting the number of requests. METHODS: We incorporated data from the 2011 Appropriate Use Criteria for Echoc ...
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Journal ArticleJAMA · November 10, 2015
IMPORTANCE: About 10% of patients with acute chest pain are ultimately diagnosed with acute coronary syndrome (ACS). Early, accurate estimation of the probability of ACS in these patients using the clinical examination could prevent many hospital admission ...
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Journal ArticleCochrane Database Syst Rev · October 16, 2015
Currently, two separate Cochrane reviews, ‘Antibiotics for acute maxillary sinusitis in adults’ and ‘Antibiotics for clinically diagnosed acute rhinosinusitis in adults’ describe the effect of antibiotics for acute rhinosinusitis. Although both Cochrane re ...
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Chapter · April 15, 2015
Expert Consult eBook version included with purchase. This enhanced eBook experienceallows you to search all of the text, figures, and references from the book on a variety of devices. ...
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Journal ArticleJAMA · July 16, 2014
IMPORTANCE: Timely identification of human immunodeficiency virus (HIV) infection in adults can contribute to reduced mortality and likelihood of further HIV transmission. During the first 6 months after infection, known as early HIV infection, patients of ...
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Journal ArticleJAMA · August 28, 2013
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IMPORTANCE: Rotator cuff disease (RCD) is the most common cause of shoulder pain seen by physicians. OBJECTIVE: To perform a meta-analysis to identify the most accurate clinical examination findings for RCD. DATA SOURCES: Structured search in MEDLINE, EMBA ...
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Journal ArticleJAMA · August 21, 2013
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IMPORTANCE: Obstructive sleep apnea is a common disease, responsible for daytime sleepiness. Prior to referring patients for definitive testing, the likelihood of obstructive sleep apnea should be established in the clinical examination. OBJECTIVE: To syst ...
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Journal ArticleJAMA · May 15, 2013
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IMPORTANCE: Glaucoma is the second leading cause of blindness worldwide, and its insidious onset is often associated with diagnostic delay. Since glaucoma progression can often be effectively diminished when treated, identifying individuals at risk for gla ...
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Journal ArticleJ Clin Epidemiol · April 2013
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OBJECTIVE: To provide a solution for calculating the true-positive, false-positive, false-negative, and true-negative results from studies where only the odds ratios (ORs), number of patients with the finding, and number of patients with the target conditi ...
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Journal ArticleJAMA · April 11, 2012
CONTEXT: Blunt abdominal trauma often presents a substantial diagnostic challenge. Well-informed clinical examination can identify patients who require further diagnostic evaluation for intra-abdominal injuries after blunt abdominal trauma. OBJECTIVE: To s ...
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Journal ArticleJ Nucl Cardiol · April 2012
BACKGROUND: To assess clinical utility of computed tomography angiography (CTA) in the diagnosis of chest pain patients presenting to emergency departments (EDs), we conducted a meta-analysis of CTA in patients with suspected acute coronary syndromes (ACSs ...
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Journal ArticleJAMA · February 22, 2012
CONTEXT: Among adult patients with liver disease, the ability to identify those most likely to have cirrhosis noninvasively is challenging. OBJECTIVE: To identify simple clinical indicators that can exclude or detect cirrhosis in adults with known or suspe ...
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Journal ArticleJ Palliat Med · February 2012
BACKGROUND: A physician's obligations to deliver compassionate care do not end with a patient's death. When a patient dies there remains a responsibility to assist grieving family members. Unfortunately, many physicians feel ill prepared to assist in the b ...
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Journal ArticleJAMA · November 10, 2010
CONTEXT: Malaria commonly infects residents of and travelers to tropical regions. The clinical features of infection are notoriously nonspecific but have not been comprehensively evaluated. OBJECTIVE: To systematically review and synthesize data related to ...
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Journal ArticlePediatrics · November 2010
CONTEXT: Clinical diagnosis of pediatric meningitis is fundamental; therefore, familiarity with evidence underscoring clinical features suggestive of meningitis is important. OBJECTIVE: To seek evidence supporting accuracy of clinical features of pediatric ...
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Journal ArticleJAMA · August 18, 2010
CONTEXT: Delirium occurs in many hospitalized older patients and has serious consequences including increased risk for death and admission to long-term care. Despite its importance, health care clinicians often fail to recognize delirium. Simple bedside in ...
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Journal ArticleAcad Med · July 2010
The Duke University Medical Center Internal Medicine Residency Program did not reach its anticipated quota of applicants during the 2008 National Residency Matching Program. Post-Match feedback regarding workload prompted an effort to redesign the general ...
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Journal ArticleCirc Cardiovasc Interv · April 2010
BACKGROUND: Septal reduction for obstructive hypertrophic cardiomyopathy may be performed by surgical myectomy or alcohol septal ablation (ASA). Unlike surgical myectomy, ASA creates an intramyocardial scar that may potentiate the risk of ventricular arrhy ...
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Journal ArticleJ Clin Epidemiol · December 2009
OBJECTIVE: Experts recommend random effects bivariate logitnormal sensitivity and specificity estimates, rather than directly summarized univariate likelihood ratios (LRs) for diagnostic test meta-analyses. We assessed whether bivariate measures might caus ...
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Journal ArticleJAMA · November 25, 2009
CONTEXT: Acute onset of monocular floaters and/or flashes represents a common presentation to primary care physicians, and the most likely diagnosis is posterior vitreous detachment (PVD). A significant proportion of patients with acute PVD develop an asso ...
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Journal ArticleAm Heart J · March 2009
BACKGROUND: Less than one third of the 65 million Americans with hypertension have adequate blood pressure (BP) control. This study examined the effectiveness of 2 interventions for improving patient BP control. METHODS: This was a 2-level (primary care pr ...
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Journal ArticleJAMA · October 15, 2008
CONTEXT: Many individuals experience lower gastrointestinal tract symptoms, most commonly attributable to functional conditions. These individuals are frequently diagnosed with irritable bowel syndrome (IBS) based on their symptoms; however, some may requi ...
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Book · August 25, 2008
The ultimate guide to the evidence-based clinical encounter "This book is an excellent source of supported evidence that provides useful and clinically relevant information for the busy practitioner, student, resident, or educator who wants ... ...
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Journal ArticleJ Gen Intern Med · June 2008
OBJECTIVE: The Standards for Reporting of Diagnostic Accuracy (STARD) statement provided guidelines for investigators conducting diagnostic accuracy studies. We reviewed each item in the statement for its applicability to clinical examination diagnostic ac ...
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Chapter · April 30, 2008
The ultimate guide to the evidence-based clinical encounter "This book is an excellent source of supported evidence that provides useful and clinically relevant information for the busy practitioner, student, resident, or educator who wants ... ...
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Journal ArticleAm J Manag Care · September 2007
OBJECTIVE: To improve lipid management of high-risk patients in a large academic primary care practice. STUDY DESIGN: Educational intervention with historical controls. METHODS: We determined the likelihood of providers within an academic Veterans Affairs ...
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Journal ArticleJAMA · October 11, 2006
Featured Publication
CONTEXT: Clinicians have traditionally withheld opiate analgesia from patients with acute abdominal pain until after evaluation by a surgeon, out of concern that analgesia may alter the physical findings and interfere with diagnosis. OBJECTIVE: To determin ...
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Journal ArticleJAMA · February 1, 2006
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CONTEXT: Lower extremity peripheral arterial disease (PAD) is common and associated with significant increases in morbidity and mortality. Physicians typically depend on the clinical examination to identify patients who need further diagnostic testing. OBJ ...
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Journal ArticleJournal of Clinical Outcomes Management · December 1, 2005
• Objective: To measure the effect of an explicit pain management program on unscheduled patient visits, prescribing behavior, and opioid use. • Design: Retrospective cohort study. • Setting: General medicine practice of a university-affiliated Veterans Af ...
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Journal ArticleNeurology · June 14, 2005
We prospectively tested the quantitative myasthenia gravis score (QMG) for responsiveness and longitudinal construct validity in 53 patients with myasthenia gravis. Index of responsiveness was high. Longitudinal construct validity was confirmed by the corr ...
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Journal ArticleJAMA · May 18, 2005
CONTEXT: Patients suspected of having a stroke or transient ischemic attack require accurate assessment for appropriate acute treatment and use of secondary preventive interventions. OBJECTIVE: To update a 1994 systematic review of the accuracy and reliabi ...
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Journal ArticleJAMA · April 20, 2005
CONTEXT: Clinicians must be able to diagnose myasthenia gravis, since delays in establishing the diagnosis may put patients at risk for complications from this treatable disease. OBJECTIVE: To determine if items in the history and examination or results of ...
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Journal ArticleJAMA · February 23, 2005
CONTEXT: Influenza vaccination lowers, but does not eliminate, the risk of influenza. Making a reliable, rapid clinical diagnosis is essential to appropriate patient management that may be especially important during shortages of antiviral agents caused by ...
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Journal ArticleTelemed J E Health · 2004
The aim of this study was to assess satisfaction with and acceptance of a store and forward teledermatology consult system among patients, referring primary-care clinicians, and consultant dermatologists. As part of a randomized clinical trial that compare ...
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Journal ArticleJAMA · December 3, 2003
CONTEXT: Experienced clinicians' gestalt is useful in estimating the pretest probability for pulmonary embolism and is complementary to diagnostic testing, such as lung scanning. However, it is unclear whether recently developed clinical prediction rules, ...
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Journal ArticleJAMA · September 24, 2003
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CONTEXT: Acute otitis media (AOM) is one of the most common problems in pediatrics. An accurate diagnosis of AOM can guide proper treatment and follow-up. OBJECTIVE: To systematically review the literature regarding precision and accuracy of history taking ...
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Journal ArticleCirculation · July 8, 2003
BACKGROUND: Mediastinitis is a complication of coronary artery bypass graft surgery (CABG) that can be difficult to diagnose. This study evaluated the utility of blood culture results in identifying patients with mediastinitis. METHODS AND RESULTS: All uni ...
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Journal ArticleCochrane database of systematic reviews (Online) · 2003
BACKGROUND: For adults seeking care in ambulatory medical practices, sinusitis is the most common diagnosis treated with antibiotics. OBJECTIVES: We examined whether antibiotics are indicated for acute sinusitis, and if so, which antibiotic classes are mos ...
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Journal ArticleTelemed J E Health · 2003
Our objective was to assess the economic impact of store-and-forward teledermatology in a United States Department of Veterans Affairs (VA) health care setting. Patients being referred to the Dermatology Consult Service from the Primary Care Clinics at the ...
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Journal ArticleCochrane Database Syst Rev · 2003
BACKGROUND: For adults seeking care in ambulatory medical practices, sinusitis is the most common diagnosis treated with antibiotics. OBJECTIVES: We examined whether antibiotics are indicated for acute sinusitis, and if so, which antibiotic classes are mos ...
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Journal ArticleInternational Journal of Angiology · October 16, 2002
We sought to determine clinical examination features that predict an abnormal ankle-brachial index (ABI). Eleven United States and Canadian university-affiliated practices participated. Patients over age 55 (n = 218) presenting for an outpatient appointmen ...
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Journal ArticleJAMA · May 22, 2002
CONTEXT: Symptoms suggestive of acute urinary tract infection (UTI) constitute one of the most common reasons for women to visit clinicians. Although the clinical encounter typically involves taking a history and performing a physical examination, the diag ...
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Journal ArticleTelemed J E Health · 2002
Featured Publication
The aim of this study was to determine if a teledermatology consult system, using store-and-forward digital imaging technology, results in patients achieving a shorter time from referral date to date of initial definitive intervention when compared to a tr ...
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Journal ArticleJAMA · December 26, 2001
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CONTEXT: It is not known whether intranasal corticosteroids are beneficial to treat acute rhinosinusitis in patients with a history of chronic or recurrent sinus symptoms. OBJECTIVE: To assess whether the addition of an intranasal corticosteroid to antibio ...
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Journal ArticleJAMA · October 3, 2001
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CONTEXT: While most meniscal or ligamentous knee injuries heal with nonoperative treatments, a subset should be treated with arthroscopic or open surgery. OBJECTIVE: To analyze the accuracy of the clinical examination for meniscal or ligamentous knee injur ...
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Journal ArticleCochrane database of systematic reviews (Online) · 2000
OBJECTIVES: For adults seeking care in ambulatory practices, sinusitis is the most common diagnosis treated with antibiotics. We examined whether antibiotics are indicated for acute sinusitis, and if so, which antibiotic classes are most effective. SEARCH ...
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Journal ArticleArch Intern Med · December 13, 1999
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OBJECTIVE: To prospectively identify which patients can safely undergo lumbar puncture (LP) without screening cranial computed tomography (CT). METHODS: Emergency department physicians examined patients before CT. Examiners recorded the presence or absence ...
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Journal ArticleJ Am Acad Dermatol · November 1999
BACKGROUND: Telemedicine technology holds great promise for dermatologic health care delivery. However, the clinical outcomes of digital image consultations (teledermatology) must be compared with traditional clinic-based consultations. OBJECTIVE: Our purp ...
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Journal ArticleJ Gen Intern Med · July 1999
OBJECTIVE: We compared the reproducibility and accuracy of conventional clinical examination of the diabetic foot to monofilament examination. We also sought to simplify the monofilament examination by reducing it to fewer touch points. METHODS: In a cross ...
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Journal ArticleObstet Gynecol · May 1999
OBJECTIVE: To review systematically the association between hormone replacement therapy (HRT) and the risk of developing or dying from colorectal cancer. DATA SOURCES: We searched the English-language literature using MEDLINE, Current Contents, CancerLit, ...
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Journal ArticleJAMA · March 17, 1999
OBJECTIVE: To review, systematically, the physical diagnosis of hypovolemia in adults. METHODS: We searched MEDLINE (January 1966-November 1997), personal files, and bibliographies of textbooks on physical diagnosis and identified 10 studies investigating ...
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Journal ArticleJAMA · January 6, 1999
In the physical examination of abdominal aortic aneurysm (AAA), the only maneuver of demonstrated value is abdominal palpation to detect abnormal widening of the aortic pulsation. Palpation of AAA appears to be safe and has not been reported to precipitate ...
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Journal ArticleJournal of Investigative Medicine · January 1, 1999
We compared the reliability and accuracy of diagnoses and management plans generated by dermatologists performing digital image review with dermatologists performing traditional clinic-based consultations. Our patient sample included referrals to a dermato ...
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Journal ArticleJAMA · October 14, 1998
When faced with a patient with acute chest pain, clinicians must distinguish myocardial infarction (MI) from all other causes of acute chest pain. If MI is suspected, current therapeutic practice includes deciding whether to administer thrombolysis or prim ...
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Journal ArticlePrim Care Update Ob Gyns · July 1, 1998
Objective: To review systematically the association between hormone replacement therapy and colorectal cancer incidence and mortality.Methods: We conducted a literature search of English-language studies using MEDLINE, Current Contents, CancerLit, and bibl ...
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Journal ArticleJ Telemed Telecare · 1998
We have used inexpensive off-the-shelf equipment for store-and-forward teledermatology and compared the precision and accuracy of digital image consultations with conventional, clinic-based consultations. Thirteen lesions were studied on 12 patients referr ...
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Journal ArticleJ Am Med Womens Assoc (1972) · 1998
In order to develop a primary care curriculum for obstetricians and gynecologists, a needs assessment was performed to determine those topics in which additional training was needed. We used a Likert scale comfort score (0-10) for evaluating or treating 14 ...
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Journal ArticleArch Fam Med · 1998
OBJECTIVE: To assess the diagnostic efficiency of home pregnancy test (HPT) kits. DATA SOURCES: A literature search of English-language studies was performed with MEDLINE and a review of bibliographies. STUDY SELECTION: Studies were included if HPT kits we ...
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Journal ArticleRev Esp Salud Publica · 1998
This summary corresponds to the translation into Spanish of the Special Communication published in the Journal of the American Medical Association in August 1996, along with the editorial published in the same issue "How to report Randomized Controlled Tri ...
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Journal ArticleArch Intern Med · May 12, 1997
BACKGROUND: If skin cancer screening is to become widely adopted, its effectiveness depends on the ability of primary care clinicians to detect cutaneous malignancies. OBJECTIVE: To assess primary care clinicians' proficiency for detecting skin cancers and ...
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Journal ArticleJ Gen Intern Med · March 1997
OBJECTIVE: To describe strategies for using multiple clinical examination items to estimate disease probabilities; and to evaluate the diagnostic accuracy of each strategy. DESIGN: Prospective observational study. SETTING: Medical preoperative evaluation c ...
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Journal ArticleArch Intern Med · February 10, 1997
BACKGROUND: The nicotine patch has been widely used for smoking cessation, but not all smokers quit using the patch. Knowing which smokers are likely to succeed with the nicotine patch may improve the efficiency of nicotine patch use. OBJECTIVE: To identif ...
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Journal ArticleDrug Information Journal · 1996
The Genie score is a summary laboratory score derived from the average of a patient's deviations from specified normal laboratory values. The ability of the Genie score to predict important inpatient resource use, functional status, and patient comorbidity ...
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Journal ArticleJournal of Investigative Medicine · January 1, 1996
Screening for oropharyngeal cancer is recommended for patients considered at risk (patients over 40, and users of tobacco or alcohol). Previous studies also indicate that the presence of an oral symptom predicts malignancy. We surveyed 389 consecutive pati ...
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Journal ArticleJournal of Investigative Medicine · January 1, 1996
Nonsteroidal antiinflammatory agents (NSAIDs) demonstrate similar efficacy for chronic joint pain, however they are not equally affordable. We assessed whether patients who preferred a more expensive NSAID, i.e. piroxicam, had better pain relief on this dr ...
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Journal ArticleJournal of Investigative Medicine · January 1, 1996
If skin cancer screening is to become widely adopted, increasing its accessibility would be best achieved by incorporating screening examinations into routine patient care by primary care clinicians (PCCs). Because PCCs' proficiency for detecting skin canc ...
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Journal ArticleJ Am Acad Dermatol · October 1995
BACKGROUND: Quantifying interobserver diagnostic agreement is necessary to evaluate skin cancer screening programs, but estimates of variability are incomplete. OBJECTIVE: We sought to measure agreement between dermatologists for diagnosing actinic keratos ...
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Journal ArticleAm J Obstet Gynecol · August 1995
OBJECTIVE: Our purpose was to determine the effectiveness of vaginal cytology tests after hysterectomy for benign disease. STUDY DESIGN: We studied a 10-year retrospective cohort of patients after hysterectomy (n = 697 women, 9074 woman years). Patients we ...
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Journal ArticleJ Clin Epidemiol · August 1995
Determining research-related costs from intervention-related costs is important for both clinical and health services research. Often this task involves estimating what proportion of the workday personnel spend on a variety of activities. We used a portabl ...
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Journal ArticleJAMA · April 5, 1995
OBJECTIVE: To compare 14-day outcomes and relapse and recurrence rates among patients with acute maxillary sinusitis randomized to 3-day (3D) vs 10-day (10D) treatment with trimethoprim/sulfamethoxazole (TMP/SMX). SETTING: University-affiliated Veterans Af ...
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Journal ArticleJ Rheumatol · April 1995
OBJECTIVE: To extend the validity of the Shoulder Pain and Disability Index (SPADI) by (1) making it suitable for telephone administration; (2) determining its convergent validity with other health status measures; and (3) assessing the responsiveness of t ...
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Journal ArticleArch Fam Med · March 1995
OBJECTIVE: To describe the usual care and outcomes of patients with sinus symptoms and normal sinus roentgenograms. DESIGN: Prospective cohort with 60-day follow-up. SETTING: Medical outpatient clinics at a university-affiliated Veterans Affairs medical ce ...
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Journal ArticleAnn Intern Med · March 1, 1995
PURPOSE: To compare the operating characteristics of six noninvasive tests for carotid artery stenosis. DATA SOURCES: A structured search was done using MEDLINE, reference lists from selected articles, and bibliographies from neurology textbooks that focus ...
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Journal ArticleJ Gen Intern Med · February 1995
OBJECTIVE: To examine the impact of a nurse-coordinated intervention delivered to patients with non-insulin-dependent diabetes mellitus between office visits to primary care physicians. DESIGN: Randomized, controlled trial. SETTING: Veterans Affairs genera ...
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Journal ArticleMed Care · December 1994
The relationship between glycemic control and health-related quality of life was examined in patients with non-insulin-dependent diabetes mellitus (NIDDM). Within the context of a randomized controlled trial, 275 patients with NIDDM receiving primary care ...
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Journal ArticleJ Gen Intern Med · October 1994
OBJECTIVE: To assess how well primary care clinicians select patients needing early referral to a dentist based on an oral cavity examination. DESIGN: Prospective comparison of the screening oral cavity examinations performed by primary care clinicians wit ...
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Journal ArticleDiabetes Care · August 1994
OBJECTIVE: To examine whether a telephone-delivered intervention (TDI), designed to improve glycemic control in patients with non-insulin-dependent diabetes mellitus (NIDDM), improved coronary risk factors in high-risk patients. RESEARCH DESIGN AND METHODS ...
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Journal ArticleJ Gen Intern Med · May 1994
OBJECTIVE: To describe a novel method of time analysis for health care settings by quantifying internal medicine housestaff's work activities and contacts. DESIGN: Observational work sampling study based on random sampling technique. SETTING: General medic ...
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Journal ArticleAm J Med Sci · February 1994
Capillary closure in diabetic retinopathy may be initiated by lumenal occlusion by granulocytes. To determine whether subjects with diabetes mellitus have less deformable granulocytes than healthy subjects, granulocyte deformability was measured by mean en ...
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Journal ArticleAcad Med · November 1993
BACKGROUND: Accurately quantifying housestaff's workday activities is acquiring increasing importance as resources become constrained and programs become more accountable for medical education. The authors compared a traditional method of time analysis bas ...
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Journal ArticleSouth Med J · August 1993
Smokeless tobacco use is a significant health risk for carcinoma of the oropharynx, and has a high prevalence in the southern United States. To evaluate the potential demand for a smokeless tobacco cessation program, we surveyed patients attending the Gene ...
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Journal ArticleJ Gen Intern Med · June 1993
The authors measured the blood pressures of 36 subjects who had bare and sleeved arms to determine the effect of wearing sleeves on automatic oscillometric blood pressure measurements. They found no statistically significant effect of sleeves on the measur ...
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Journal ArticleJ Gen Intern Med · February 1993
OBJECTIVE: To determine the operating characteristics of history and physical examination items for pulmonary airflow obstruction. DESIGN: Prospective observational study. SETTING: Medical Preoperative Evaluation Clinic at the Durham Veterans Affairs Medic ...
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Journal ArticleJ Clin Epidemiol · January 1993
Clinicians' paradigms for considering diagnostic test results require decisions based on the actual test value. However, when the test result is reported on a continuous scale each possible outcome may not result in unique actions. To simplify decision mak ...
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Journal ArticleAnn Intern Med · November 1, 1992
OBJECTIVE: To identify the most useful clinical examination findings for the diagnosis of acute and subacute sinusitis. DESIGN: Prospective comparison of clinical findings with radiographs. SETTING: General medicine clinics at a university-affiliated Veter ...
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Journal ArticleJ Gen Intern Med · 1992
OBJECTIVE: To determine whether a single Waters view (occipito-mental) radiograph could be substituted for a four-view sinus series to diagnose sinusitis, and to determine the inter- and intraobserver variabilities for sinus radiography. DESIGN: Radiograph ...
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Journal ArticleAm J Med Sci · February 1991
We measured neutrophil elastase/alpha 1 proteinase inhibitor complex (E/alpha) levels by ELISA in plasma samples drawn from 19 patients with claudication, before and at 1 and 2 months after initiation of pentoxifylline (PTF), 400 mg. p.o. tid. Plasma E/alp ...
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Journal ArticleJ Clin Epidemiol · 1991
Informed consent has been indirectly studied only in settings that do not replicate the actual consent process. We designed a sham study and randomly allocated adult ambulatory patients to receive one of two consent forms: Consent A (n = 52) described a ra ...
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Journal ArticleJ Clin Epidemiol · 1991
Confidence intervals are important summary measures that provide useful information from clinical investigations, especially when comparing data from different populations or sites. Studies of a diagnostic test should include both point estimates and confi ...
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Journal ArticleJ Lab Clin Med · June 1990
We have previously shown that pentoxifylline, a drug used in intermittent claudication, causes depolymerization of actin in leukocytes in vitro. In this study we evaluated several parameters in peripheral blood obtained from 17 patients receiving pentoxify ...
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Journal ArticleJ Am Acad Dermatol · May 1990
A patient with painful migratory erythematous nodules for 7 years is presented. The nodules, which were localized on the lower and upper extremities, progressed to palpable cords. Multiple venograms showed no evidence of deep vein thrombosis. Skin biopsy s ...
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Journal ArticleAnn Intern Med · March 1, 1990
STUDY OBJECTIVE: We evaluated the frequency with which blood alcohol concentrations were obtained in emergency department patients with presumed alcohol impairment, whether physicians counseled impaired patients not to drive, and whether safe transportatio ...
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Journal ArticleMed Decis Making · 1990
The evaluation of a diagnostic test when the reference standard fails to establish a diagnosis in some patients is a common and difficult analytical problem. Conventional operating characteristics, derived from a 2 x 2 matrix, require that tests have only ...
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Journal ArticleArch Intern Med · May 1989
Emergency physicians may incur liability when impaired patients who have been treated and released are subsequently involved in traffic crashes. We surveyed attorneys to assess their perception of how serum alcohol determinations might influence their liab ...
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Journal ArticleAm J Public Health · November 1988
We surveyed North Carolina emergency physicians to determine current medical practices regarding the use of blood alcohol concentrations using a hypothetical scenario. Most physicians (88 per cent) would not have obtained blood alcohol concentrations in a ...
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Journal ArticleAm J Obstet Gynecol · November 1988
Intraoperative ureteral injuries are potentially serious iatrogenic complications. Routine preoperative intravenous pyelograms might decrease the risk of such injuries during hysterectomy in cases of nonmalignant disease, but no prospective studies have be ...
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Journal ArticleArch Intern Med · April 1988
An improved anemia classification may be available by combining measures of red blood cell size variability with mean corpuscular volume. Visual inspection of the peripheral blood film allows semiquantitative description of anisocytosis while quantitative ...
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Journal ArticleAm J Obstet Gynecol · February 1988
Existing data regarding the ability to predict neonatal thrombocytopenia during maternal immune thrombocytopenia are confusing. We studied normal pregnancies (n = 20) to define normal values and the correlation between maternal and umbilical cord platelet ...
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Journal ArticleJ Clin Epidemiol · 1988
We temporarily occluded lacrimal ducts with dissolvable collagen inserts in a randomized, double masked, sham-controlled crossover trial to test whether longer ocular contact of eye drops lowers intraocular pressure in patients with refractory glaucoma. Pa ...
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Journal ArticleJ Gen Intern Med · 1988
The authors prospectively evaluated the operating characteristics of the history and physical examination for ascites in a broad spectrum of hospitalized patients. The overall clinical evaluation produced a positive likelihood ratio = 37.7-83.3 when sugges ...
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Journal ArticleAm J Med · September 1987
A 66-year-old man with the lupus anticoagulant-hypoprothrombinemia syndrome was treated with cyclophosphamide and prednisone to correct a factor II deficiency prior to elective major surgery. Whereas the lupus anticoagulant activity persisted, functional f ...
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Journal ArticleClin Geriatr Med · August 1987
Recommendations for cancer detection in the elderly are based on even less evidence of efficacy than are recommendations for the general adult population. In this article, we present some quantitative measures of test performance--operating characteristics ...
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Journal ArticleSouth Med J · April 1987
Cold hemagglutinin disease is infrequently recognized before complications ensue. We describe a patient with chronic cold hemagglutinin disease who sustained an acute hemolytic crisis during a routine operative procedure in a cool operating room. Cold aggl ...
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Journal ArticleObstet Gynecol · April 1987
A review of 493 cases was undertaken to identify which patients undergoing hysterectomy for benign disease had received a preoperative intravenous pyelogram (IVP), an abnormality identified by IVP, and intraoperative ureteral injuries. Intravenous pyelogra ...
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Journal ArticleMed Decis Making · 1987
Diagnostic tests do not always yield positive or negative results; sometimes the results are intermediate, indeterminate, or uninterpretable. No consensus exists for the incorporation of such results into data assessment. Conventional Bayesian analysis lea ...
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Journal ArticleArch Pathol Lab Med · April 1985
We describe a patient with acute myelomonoblastic leukemia, jaundice, and ascites. The ascitic fluid contained leukemic cells comparable with those of the blood and bone marrow. Treatment with cytarabine (cytosine arabinoside) caused a decrease in the peri ...
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Journal ArticleArch Intern Med · April 1984
We used intravenous streptokinase to treat a young woman with deep venous thrombosis manifested during her menses. There was no increase in menstrual bleeding, and she was symptom free six months later. Because menstrual endothelium after the first day of ...
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Journal ArticlePediatr Pathol · 1984
Scanning electron microscopy (SEM) and transmission electron microscopy (TEM) were used to examine pulmonary tissue from 9 patients with cystic fibrosis (CF), 12 patients with diseases other than CF, and from two surgically resected specimens with no known ...
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Journal ArticleArch Pathol Lab Med · October 1981
Abnormal respiratory cells have been reported in cases of chronic pediatric respiratory infection. In some cases, there is a specific defect of most cilia, but in others there is a variety of derangements of the architecture of only a fraction of the cilia ...
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