Tuberculosis

Mar 5, 2017 by in GASTROENTEROLOGY Comments Off on Tuberculosis

Fig. 1 Ileocecal tuberculosis. Transverse sonogram of the right lower abdomen shows diffuse thickening of the terminal ileum (TI) and cecum (C) Fig. 2 Ileocecal tuberculosis and associated mesenteric lymphadenitis (reproduced with…

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Contrast-Enhanced Bowel Ultrasound

Mar 5, 2017 by in GASTROENTEROLOGY Comments Off on Contrast-Enhanced Bowel Ultrasound

Advantages Disadvantages Increases display dynamic range (increased sensitivity) Susceptible to tissue motion artifacts No multiple angle artifact No direction information No aliasing No velocity information Limited angle dependence Limited temporal…

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Enteritis

Mar 5, 2017 by in GASTROENTEROLOGY Comments Off on Enteritis

Fig. 1 Algorithm in patients presenting with suspicious infectious gastroenteritis 2 Infectious Enteritis and Colitis 2.1 Salmonellosis Gastroenteritis infection with non-typhoidal salmonella often results in gastroenteritis which is indistinguishable from that…

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Obstruction

Mar 5, 2017 by in GASTROENTEROLOGY Comments Off on Obstruction

Fig. 1 Ileal obstruction due to stromal tumor. a Abdominal radiograph in supine position shows multiple dilated jejunal loops filled with gas. Dilated ileal loops are not visible because they are…

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Appendicitis and Appendiceal Mucocele

Mar 5, 2017 by in GASTROENTEROLOGY Comments Off on Appendicitis and Appendiceal Mucocele

Fig. 1 Normal appendix. a Transverse section b longitudinal section c longitudinal section with a variable amount of air within the tip (asterisk) Frequently, a high-resolution transducer is used to visualise…

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Colonic Diverticulitis and Diverticulosis

Mar 5, 2017 by in GASTROENTEROLOGY Comments Off on Colonic Diverticulitis and Diverticulosis

Fig. 1 Barium enema showing diverticulosis of the sigmoid colon Barium provides better mucosal detail than water-soluble contrast media. The possibility of perforation is a contraindication to its use, for fear…

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Ultrasound Anatomy

Mar 5, 2017 by in GASTROENTEROLOGY Comments Off on Ultrasound Anatomy

Fig. 1 Transperineal ultrasound. Technical approach (left panel; Figures a, c) and correspondent findings (right panel, Figures b, d). With patient position is dorsal or left lateral position, the transducer is…

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Colitis

Mar 5, 2017 by in GASTROENTEROLOGY Comments Off on Colitis

Fig. 1 Sagittal views of the left colon in a severe form of PMC. a B-mode sonogram showing hypoechoic, nodular and diffuse thickening of the haustral relief of the colic wall;…

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