Journal ArticleBrachytherapy · 2017
PURPOSE: To evaluate if the addition of 3D transabdominal ultrasound (3DTAUS) imaging to computed tomography (CT) can improve treatment planning in 3D adaptive brachytherapy when compared with CT-based planning alone, resulting in treatment plans closer to ...
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Journal ArticleAm J Med · September 2006
PURPOSE: Patient experience varies with the currently available colon imaging tests, including air contrast barium enema, computed tomographic colonography, and colonoscopy. We examined differences in patient experience with colon imaging tests and whether ...
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Journal ArticleAJR Am J Roentgenol · September 2006
OBJECTIVE: The purpose of this study was to determine whether the rate of polyp detection and the quality of air-contrast barium enema (ACBE) procedures performed by technologists differ from those performed by radiologists. CONCLUSION: Our results showed ...
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Journal ArticleRadiology · April 2006
PURPOSE: To retrospectively determine the cause of errors in air-contrast barium enema (ACBE) examination for detection of polyps 6 mm or larger. MATERIALS AND METHODS: The study had institutional review board approval. Informed consent was waived for this ...
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Journal ArticleLancet · January 22, 2005
BACKGROUND: The usefulness of currently available colon imaging tests, including air contrast barium enema (ACBE), computed tomographic colonography (CTC), and colonoscopy, to detect colon polyps and cancers is uncertain. We aimed to assess the sensitivity ...
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Journal ArticleJ Ultrasound Med · September 2000
To determine prospectively the value of prone/postprone positioning in the sonographic detection of gallstones, 682 patients were scanned in the recumbent, erect, and prone or postprone positions. The gallbladder was evaluated for an intraluminal hyperecho ...
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Journal ArticleRadiographics · March 1993
There are several forms of emphysema that should be considered as distinct disease entities. No university accepted classification system of these forms exists, but correlations of autopsy findings in 1,823 cases over a 12-year period confirm that the radi ...
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Journal ArticleChest · October 1991
Bronchography is seldom recommended today to localize radiographically and bronchoscopically occult bronchogenic carcinoma. We report a case in which bronchography promptly localized such a tumor that had been occult to multiple bronchoscopies and chest co ...
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Journal ArticleJ Comput Assist Tomogr · 1989
Computed tomography provides excellent visualization of the trachea, but there have been only limited descriptions of variations in tracheal shape. The normal tracheal cartilage is U shaped. Lunate shaped trachea is uncommon and is characterized by a coron ...
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Journal ArticleGastrointest Radiol · 1988
The imaging studies of 63 patients with hepatic abscess were evaluated to determine the sensitivity of specific imaging tests and define causes of false-negative test results. Computed tomography (CT) detected 57 of 59 (97%) separate episodes of hepatic ab ...
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Journal ArticleUrol Radiol · 1988
Nine small renal masses with attenuation coefficients greater than 20 HU on computed tomography (CT) were termed indeterminate for cyst or renal cell carcinoma. Correlative sonography identified the fluid-filled internal architecture in four of five cysts ...
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Journal ArticleRadiographics · July 1987
CT is an important diagnostic procedure in patients with suspected or known disease of the rectum. Knowledge of proper technique for CT of the rectum, as well as an understanding of normal pelvic anatomy, is essential to its effective use. CT can demonstra ...
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Journal ArticleInvest Radiol · March 1987
An effective scientific presentation requires skill, experience, and effort. In planning the presentation, a skilled speaker first forms clear conclusions through analysis of the data, then tailors the details of the proof of these conclusions to the inter ...
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Journal ArticleRadiology · October 1986
To evaluate the utility of computed tomographic (CT) staging in patients with esophageal cancer, the length of patient survival was compared with pretherapy CT findings in 89 patients. Regardless of therapy, patients with evidence of mediastinal invasion, ...
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Journal ArticleRadiology · April 1986
Over a 5-year period, 25 patients who had undergone chest computed tomography (CT) died and were autopsied. Their lungs were fixed in the inflated state and were assessed for the presence and severity of centrilobular emphysema (CLE). Three radiologists in ...
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Journal ArticleAJR Am J Roentgenol · April 1986
This study reports a 4 year experience using CT for preoperative staging and for evaluation of patients with rectal and sigmoid carcinoma after surgery. All patients were evaluated on a GE 8800 scanner using 1 cm contiguous slices. Only 15 of the 25 preope ...
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Journal ArticleAJR Am J Roentgenol · March 1986
Twenty-eight patients with proven bile duct stones were evaluated during either operative or T-tube cholangiography. Two radiographs were obtained for each patient without changing patient position between films. The first was performed with low peak kilov ...
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Journal ArticleRadiographics · January 1986
CT can accurately distinguish between ascites and pleural fluid if the four signs described here are all considered in each case. Used individually these signs may be indeterminate or misleading. ...
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Journal ArticleAJR Am J Roentgenol · December 1985
A retrospective review of plain abdominal radiographs in 46 patients with gross cecal distension (greater than 10 cm) was performed. In 25 (54%) of 46 patients, the cecum was dilated out of proportion to the rest of the colon and was rotated anteromedially ...
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Journal ArticleArch Pathol Lab Med · November 1985
Calcification has long been a determinant in the radiologic distinction of a benign pulmonary mass. However, rare examples of calcification without ossification in pulmonary adenocarcinoma and ossification in the bronchial carcinoid have led some investiga ...
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Journal ArticleAJR Am J Roentgenol · June 1985
Clinical and endoscopic evaluation of the post-total laryngectomy patient with dysphagia may be limited by postoperative fibrosis or strictures. The barium esophagogram is a valuable adjunctive tool in further assessing these patients, as both functional a ...
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Journal ArticleAJR Am J Roentgenol · March 1985
Little is known about the significance of one or more septations within a renal cyst. The records of 26 patients whose sonographic and/or CT studies showed evidence of internal septations were reviewed to assess their significance. Thirteen patients underw ...
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Journal ArticleJ Comput Assist Tomogr · 1985
Often the CT appearance of adrenal hyperplasia is indistinguishable from the normal appearing gland. We report a case of a 53-year-old man with focal adrenal hyperplasia demonstrated by CT. The CT examination is indistinguishable from bilateral adrenal ade ...
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Journal ArticleChest · November 1984
An investigation was made to correlate autopsy and roentgenographic findings of pleural plaques with occupational exposure to asbestos and occurrence of respiratory tract tumors. Of the 434 autopsies performed over a 2 1/2 year period, 25 (5.8 percent) had ...
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Journal ArticleJ Comput Assist Tomogr · October 1984
Somatostatinoma is the rarest of the pancreatic islet cell tumors with only eight previously reported cases. We report a recent case in a 62-year-old man including CT findings and 1 year follow-up. ...
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Journal ArticleJ Comput Assist Tomogr · June 1984
Eleven patients are described whose computed tomography (CT) examinations showed homogeneous, high density (62-76 Hounsfield units) renal masses. In two patients a hemorrhagic benign cyst was found at surgery. In the remaining nine patients the constellati ...
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Journal ArticleAJR Am J Roentgenol · May 1984
Fifty computed tomographic (CT) scans in 33 patients with 37 separate episodes of hepatic abscess were reviewed retrospectively. Abnormalities were detected in all but one case (97% sensitivity). However, a characteristic CT appearance of hepatic abscess w ...
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Journal ArticleJ Comput Assist Tomogr · April 1984
Approximately 10% of patients undergoing computed tomography (CT) of the abdomen will have a pseudomass at the gastroesophageal junction. The technique and value of using the left lateral decubitus position for CT evaluation of the gastroesophageal junctio ...
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Journal ArticleAJR Am J Roentgenol · February 1984
Iopamidol, a new, nonionic contrast agent, was evaluated in 18 patients undergoing excretory urography. None of the 18 patients experienced any side effects or adverse reactions. No abnormalities were noted in serum chemistries, complete blood cell counts, ...
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Journal ArticleJ Can Assoc Radiol · December 1983
Two new patients with pseudosarcoma of the esophagus are presented with the first report of the findings on computerized tomography (CT). The radiographic appearance in the two patients, with 24 previously reported, is reviewed. Barium esophagograms typica ...
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Journal ArticleAJR Am J Roentgenol · November 1983
A reevaluation of computed tomography (CT) for staging carcinoma of the esophagus and gastroesophageal junction was performed in 76 patients. For comparison 26 patients without carcinoma of the esophagus with a normal mediastinum at surgery were included i ...
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Journal ArticleAJR Am J Roentgenol · January 1983
Fifty-four patients were referred to rule out pancreatic pseudocyst. These patients underwent both sonographic and abdominal computed tomographic (CT) examinations for the evaluation of suspected pseudocysts. Among the 54 cases were 24 with proven pseudocy ...
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