Colonoscopy

• 

  Subject Areas on Research

  • A Cluster Randomized Trial of a Family Health History Platform to Identify and Manage Patients at Increased Risk for Colorectal Cancer. 
  • A Longitudinal Study of Adenoma Detection Rate in Gastroenterology Fellowship Training. 
  • A Novel Electronic Medical Record-Based Workflow to Measure and Report Colonoscopy Quality Measures. 
  • A Polyp Worth Removing: A Paradigm for Measuring Colonoscopy Quality and Performance of Novel Technologies for Polyp Detection. 
  • A prediction model for advanced colorectal neoplasia in an asymptomatic screening population. 
  • A randomized trial of aspirin to prevent colorectal adenomas in patients with previous colorectal cancer. 
  • A study of patient acceptance of double-contrast barium enema and colonoscopy. Which procedure is preferred by patients? 
  • ACR Appropriateness Criteria® Colorectal Cancer Screening. 
  • Adenoma recurrences after resection of colorectal carcinoma: results from the Southwest Oncology Group 9041 calcium chemoprevention pilot study. 
  • Advanced neoplasia in Veterans at screening colonoscopy using the National Cancer Institute Risk Assessment Tool. 
  • Age-related vulnerabilities of older adults with colon adenomas: evidence from Project Prevent. 
  • Alterations in colonic mucosal vessels in patients with cirrhosis and noncirrhotic portal hypertension. 
  • Analysis of air contrast barium enema, computed tomographic colonography, and colonoscopy: prospective comparison. 
  • Analysis of colorectal cancer screening regimens. 
  • Ascertainment of colonoscopy indication using administrative data. 
  • Barriers to full colon evaluation for a positive fecal occult blood test. 
  • Baseline Colonoscopy Findings Associated With 10-Year Outcomes in a Screening Cohort Undergoing Colonoscopy Surveillance. 
  • Benchmarking definitions of false-positive alerts during computer-aided polyp detection in colonoscopy. 
  • Birth cohort screening for chronic hepatitis during colonoscopy appointments. 
  • Bolus Administration of Fentanyl and Midazolam for Colonoscopy Increases Endoscopy Unit Efficiency and Safety Compared With Titrated Sedation. 
  • Can the localization of primary colonic tumors be improved by staging CT without specific bowel preparation compared to optical colonoscopy? 
  • Cancer care quality measures: diagnosis and treatment of colorectal cancer. 
  • Cancer screening before and after switching to a high-deductible health plan. 
  • Cases from the Osler Medical Service at Johns Hopkins University. Diffuse colonic angiodysplasia with chronic iron deficiency anemia. 
  • Clinical practice variation in the management of diminutive colorectal polyps: results of a national survey of gastroenterologists. 
  • Clinically relevant changes in family history of cancer over time. 
  • Clostridium difficile infection in obstetric and gynecologic patients. 
  • Colestipol granules in the colon: macroscopic and microscopic findings. 
  • Colon cancer screening in the elderly: when do we stop? 
  • Colonic Crohn Disease After Cardiac Transplantation: Case Report and Literature Review. 
  • Colonoscopic diagnosis and treatment of chronic chicken bone perforation of the sigmoid colon. 
  • Colonoscopic indirect lymphangiography in a canine model. 
  • Colonoscopic indirect lymphangiography. 
  • Colonoscopic injection for murine solid cecal cancer model. 
  • Colonoscopy as a primary diagnostic procedure in chronic gastrointestinal tract bleeding. 
  • Colonoscopy for Diagnostic Evaluation and Interventions to Prevent Recurrence After Acute Left-Sided Colonic Diverticulitis: A Clinical Guideline From the American College of Physicians. 
  • Colonoscopy withdrawal time and risk of neoplasia at 5 years: results from VA Cooperative Studies Program 380. 
  • Colonoscopy-based colorectal cancer modeling in mice with CRISPR-Cas9 genome editing and organoid transplantation. 
  • Colonoscopy: practice variation among 69 hospital-based endoscopists. 
  • Colorectal Cancer Screening Quality Measures: Beyond Colonoscopy. 
  • Colorectal Cancer Screening in a Nationwide High-deductible Health Plan Before and After the Affordable Care Act. 
  • Colorectal Neoplasia in CDH1 Pathogenic Variant Carriers: A Multicenter Analysis. 
  • Colorectal cancer incidence differs within ethnic Chinese. 
  • Colorectal cancer screening in asymptomaic adults: comparison of colonoscopy, sigmoidoscopy and fecal occult blood tests. 
  • Colorectal cancer screening in older men and women: qualitative research findings and implications for intervention. 
  • Colorectal cancer screening in young patients with poor health and severe comorbidity. 
  • Colorectal cancer screening, comorbidity, and follow-up in elderly patients. 
  • Colorectal cancer surveillance in inflammatory bowel disease: Practice guidelines and recent developments. 
  • Colorectal cancer. 
  • Colorectal polyps: detection with low-dose multi-detector row helical CT colonography versus two sequential colonoscopies. 
  • Colorectal testing utilization and payments in a large cohort of commercially insured US adults. 
  • Comparative effectiveness of i-SCAN™ and high-definition white light characterizing small colonic polyps. 
  • Comparison of rectal mucosal proliferation measured by proliferating cell nuclear antigen (PCNA) immunohistochemistry and whole crypt dissection. 
  • Contrasting Effectiveness and Cost-Effectiveness of Colorectal Cancer Screening Under Commercial Insurance vs. Medicare. 
  • Cost-Effectiveness of Colonoscopy-Based Colorectal Cancer Screening in Childhood Cancer Survivors. 
  • Criteria for the diagnosis of dysplasia by endoscopic optical coherence tomography. 
  • Deep Learning Computer-aided Polyp Detection Reduces Adenoma Miss Rate: A United States Multi-center Randomized Tandem Colonoscopy Study (CADeT-CS Trial). 
  • Defying Occam's Razor: Colonic Luminal Endometriosis in an Adolescent With Crohn's Disease. 
  • Depressive symptoms and prospective incidence of colorectal cancer in women. 
  • Detection of colonic polyps in a phantom model: implications for virtual colonoscopy data acquisition. 
  • Detection of proximal colorectal cancers through analysis of faecal DNA. 
  • Development and initial testing of a computer-based patient decision aid to promote colorectal cancer screening for primary care practice. 
  • Development and validation of a deep-learning algorithm for the detection of polyps during colonoscopy. 
  • Diagnostic accuracy of translucency rendering to differentiate polyps from pseudopolyps at 3D endoluminal CT colonography: a feasibility study. 
  • Effect of a deep-learning computer-aided detection system on adenoma detection during colonoscopy (CADe-DB trial): a double-blind randomised study. 
  • Effectiveness of a Deep-learning Polyp Detection System in Prospectively Collected Colonoscopy Videos With Variable Bowel Preparation Quality. 
  • EndoBRAIN-EYE and the SUN database: important steps forward for computer-aided polyp detection. 
  • Esophageal perforation after ingestion of colon lavage solution. 
  • Evaluation of the risk factors associated with rectal neuroendocrine tumors: a big data analytic study from a health screening center. 
  • Examining potential colorectal cancer care disparities in the Veterans Affairs health care system. 
  • Factors Associated With Missed and Cancelled Colonoscopy Appointments at Veterans Health Administration Facilities. 
  • Fellowship Colonoscopy Training and Preparedness for Independent Gastroenterology Practice. 
  • Gastrointestinal manifestations of amyloidosis. 
  • Gastrointestinal milk intolerance of infancy. 
  • Giant colonic lipoma as lead point for intermittent colo-colonic intussusception. 
  • High rates of metachronous colon cancer or dysplasia after segmental resection or subtotal colectomy in Crohn's colitis. 
  • High success rate of repeat colonoscopy with standard endoscopes in patients referred for prior incomplete colonoscopy. 
  • High-Risk Adenomas at Screening Colonoscopy Remain Predictive of Future High-Risk Adenomas Despite an Intervening Negative Colonoscopy. 
  • How good is screening for colorectal cancer? 
  • Impact of Artificial Intelligence on Colonoscopy Surveillance After Polyp Removal: A Pooled Analysis of Randomized Trials. 
  • Impact of an incomplete colonoscopy referral program on recommendations after incomplete colonoscopy. 
  • Impact of the Cancer Risk Intake System on patient-clinician discussions of tamoxifen, genetic counseling, and colonoscopy. 
  • Improving documentation of anticoagulation and antiplatelet recommendations after outpatientendoscopy. 
  • Inadequate Utilization of Diagnostic Colonoscopy Following Abnormal FIT Results in an Integrated Safety-Net System. 
  • Inconsistencies in Colonic Tattooing Practice: Differences in Reported and Actual Practices at a Tertiary Medical Center. 
  • Increase in circulating levels of IGF-1 and IGF-1/IGFBP-3 molar ratio over a decade is associated with colorectal adenomatous polyps. 
  • Infliximab Reduces Endoscopic, but Not Clinical, Recurrence of Crohn's Disease After Ileocolonic Resection. 
  • Is colorectal cancer surveillance cost-effective in patients with ulcerative colitis? 
  • Ischemic colitis in a young adult during sickle cell crisis: case report and review. 
  • Isolated metastatic melanoma to the colon mimicking colon cancer. 
  • Laparoscopic colon resection for cancer--a favorable view. 
  • Longitudinal adherence to fecal occult blood testing impacts colorectal cancer screening quality. 
  • Longitudinal assessment of colonoscopy adverse events in the prospective Cooperative Studies Program no. 380 colorectal cancer screening and surveillance cohort. 
  • Lower Adenoma Miss Rate of Computer-Aided Detection-Assisted Colonoscopy vs Routine White-Light Colonoscopy in a Prospective Tandem Study. 
  • Lymphoid hyperplasia causing recurrent rectal prolapse. 
  • Metastatic leiomyosarcoma diagnosed on routine screening colonoscopy. 
  • Mortality and follow-up colonoscopy after colorectal cancer. 
  • NIH state-of-the-science conference statement: Enhancing use and quality of colorectal cancer screening. 
  • Nano-architectural alterations in mucus layer fecal colonocytes in field carcinogenesis: potential for screening. 
  • Narratives that address affective forecasting errors reduce perceived barriers to colorectal cancer screening. 
  • Non-alcoholic fatty liver diseases and risk of colorectal neoplasia. 
  • Obesity-related parameters and colorectal adenoma development. 
  • Obstructive Sleep Apnea Increases the Risk of Cardiopulmonary Adverse Events Associated with Ambulatory Colonoscopy Independent of Body Mass Index. 
  • Patient, Physician, and Procedure Characteristics Are Independently Predictive of Polyp Detection Rates in Clinical Practice. 
  • Performing a cost-effectiveness analysis: surveillance of patients with ulcerative colitis. 
  • Physician Non-adherence to Colonoscopy Interval Guidelines in the Veterans Affairs Healthcare System. 
  • Prediction of Polyp Pathology Using Convolutional Neural Networks Achieves "Resect and Discard" Thresholds. 
  • Prevalence and Predictors of Adverse Events during Procedural Sedation Anesthesia-Outside the Operating Room for Esophagogastroduodenoscopy and Colonoscopy in Children: Age Is an Independent Predictor of Outcomes. 
  • Prevalence and significance of inflammatory bowel disease-like morphologic features in collagenous and lymphocytic colitis. 
  • Prospective comparison of patient experience with colon imaging tests. 
  • Radiosensitive orbital metastasis as presentation of occult colonic adenocarcinoma. 
  • Re: Mortality and follow-up colonoscopy after colorectal cancer. 
  • Real-time automatic detection system increases colonoscopic polyp and adenoma detection rates: a prospective randomised controlled study. 
  • Recommendations for Follow-up Colonoscopy After Polypectomy. 
  • Rectal mucosal ornithine decarboxylase activity is not a useful marker of risk for colorectal neoplasia. 
  • Regulatory considerations for artificial intelligence technologies in GI endoscopy. 
  • Richter's syndrome mimicking chronic colitis. A patient with diffuse histiocytic lymphoma complicating chronic lymphocytic leukemia. 
  • Risk Factors for Early-Onset Colorectal Cancer. 
  • Risk of colorectal neoplasm in patients with acromegaly and its relationship with serum growth hormone levels. 
  • Screening Colonoscopy Findings Are Associated With Noncolorectal Cancer Mortality. 
  • Self-affirmation moderates effects of unrealistic optimism and pessimism on reactions to tailored risk feedback. 
  • Sensitivity of the Hemoccult II slide test in detecting colonic neoplasms. 
  • Serum insulin levels and the prevalence of adenomatous and hyperplastic polyps in the proximal colon. 
  • Simulated transanal NOTES sigmoidectomy training improves the responsiveness of surgical endoscopists. 
  • Speedometer for withdrawal time monitoring during colonoscopy: a clinical implementation trial. 
  • Standardizing inpatient colonoscopy preparations improves quality and provider satisfaction. 
  • Structured Approach for Evaluating Strategies for Cancer Ascertainment Using Large-Scale Electronic Health Record Data. 
  • Successful endoscopic resection of a giant colonic lipoma causing intussusception. 
  • Systemic markers of oxidative status and colorectal adenomatous polyps. 
  • Tea consumption, apoptosis, and colorectal adenomas. 
  • Ten or More Cumulative Lifetime Adenomas Are Associated with Increased Risk for Advanced Neoplasia and Colorectal Cancer. 
  • Terminal ileum intubation is not associated with colonoscopy quality measures. 
  • The American Society of Colon and Rectal Surgeons Clinical Practice Guidelines for the Surveillance and Survivorship Care of Patients After Curative Treatment of Colon and Rectal Cancer. 
  • The Pedunculated Pretender: A Case of Invasive Anorectal Mucosal Melanoma. 
  • The accuracy and completeness for receipt of colorectal cancer care using Veterans Health Administration administrative data. 
  • The anatomical distribution of colorectal polyps at colonoscopy. 
  • Time from positive screening fecal occult blood test to colonoscopy and risk of neoplasia. 
  • Toxic colitis with megacolon in a patient with malrotation. 
  • Trends in up-to-date status in colorectal cancer screening, North Carolina, 1998-2002. 
  • Tube cecostomy as a cause of cecal pseudotumor. 
  • Two-year trends in colorectal cancer screening after switch to a high-deductible health plan. 
  • Unplanned work absence following outpatient colonoscopy. 
  • Updates in colorectal cancer screening in inflammatory bowel disease. 
  • Urgent colonoscopy for evaluation and management of acute lower gastrointestinal hemorrhage: a randomized controlled trial. 
  • Using Computer-Aided Polyp Detection During Colonoscopy. 
  • Using NCCN clinical practice guidelines in oncology to measure the quality of colorectal cancer care in the veterans health administration. 
  • Using ordinal logistic regression to estimate the likelihood of colorectal neoplasia. 
  • Valuations of genetic test information for treatable conditions: the case of colorectal cancer screening. 
  • Yield of colonoscopy in patients with nonacute rectal bleeding: a multicenter database study of 1766 patients. 
• 

  Keywords of People

  • Gellad, Ziad F., Associate Professor of Medicine, Medicine, Gastroenterology
  • Glissen Brown, Jeremy, Assistant Professor of Medicine, Medicine, Gastroenterology
  • Jowell, Paul Simon, Professor of Medicine, Medicine, Gastroenterology
  • Moorman, Patricia Gripka, Professor Emeritus in Family Medicine and Community Health, Duke Cancer Institute
  • Olsen, Maren Karine, Professor of Biostatistics & Bioinformatics, Biostatistics & Bioinformatics
  • Sullivan, Brian, Assistant Professor of Medicine, Medicine, Gastroenterology
  • Yancy Jr., William Samuel, Professor of Medicine, Medicine, General Internal Medicine