Esophagitis

Nov 20, 2016 by in GASTROINTESTINAL IMAGING Comments Off on Esophagitis

Fig. 2.1 Candida esophagitis in a 73-year-old male patient. (a) On double-contrast esophagogram, diffuse nodularity is seen in the esophagus. (b) Multiple whitish plaques are noted on endoscopic examination 2.10.2…

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Pancreatic Ductal Carcinoma

Nov 16, 2016 by in GASTROINTESTINAL IMAGING Comments Off on Pancreatic Ductal Carcinoma

 Strong tendency to obstruct pancreatic and common bile ducts with abrupt ductal cutoff at site of obstruction  Pancreatic parenchymal atrophy upstream from mass  Soft tissue infiltration to involve adjacent vessels…

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Cirrhosis

Nov 16, 2016 by in GASTROINTESTINAL IMAGING Comments Off on Cirrhosis

 Hyperdense on NECT, isodense on CECT  Hypointense on T2 and GRE MR  3-10 mm in size • Vascular derangements  Arterioportal and portovenous shunts  Varices (gastroesophageal, caput medusae, etc.) • Fibrosis: Diffuse, lace-like,…

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Acute Pancreatitis and Complications

Nov 16, 2016 by in GASTROINTESTINAL IMAGING Comments Off on Acute Pancreatitis and Complications

 Pancreas typically enlarged and edematous with loss of normal fatty lobulation  Peripancreatic fat stranding, edema, and free fluid  Mild edematous pancreatitis can appear normal on CT • Necrotizing pancreatitis (20-30% of…

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Hepatic Transplantation

Nov 16, 2016 by in GASTROINTESTINAL IMAGING Comments Off on Hepatic Transplantation

 No reliable imaging findings to suggest or confirm diagnosis • Biliary leak  From entry of T tube: Easily treated  From biliary anastomosis: Requires revision  From intrahepatic ducts: Biliary necrosis; catastrophic • Biliary…

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Mesenteric and Small Bowel Trauma

Nov 16, 2016 by in GASTROINTESTINAL IMAGING Comments Off on Mesenteric and Small Bowel Trauma

 Polygonal fluid collections between folds of mesentery, bowel loops  Indicates bowel &/or mesenteric injury • Active bleeding = isodense with enhanced vessels • Extraluminal gas: Intra- or retroperitoneal air  May be absent…

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