Radiology Section C Batch 2008 GI Module, 3rd Shifting Exam 11. Upper GIT, Liver, Biliary Tree and Pancreas 1. This is not a characteristic of a true cyst on ultrasound. a. hyperechoic b. no internal echoes c. imperceptible wall d. increased through transmission 2. Pneumoperitoneum on plain film is best identified on this position: a. supine b. sitting c. upright d. prone 3. This is not seen on plain film: a. ascites b. calculi c. needles d. pancreatic enlargement 4. Zenker’s diverticulum is identified during: a. Oral cholecystogram b. Pancreatic CT scan c. Hepatic sonogram d. esophagography 5. This is a radiographic finding of achalasia during esophagography a. Dilated distal esophagus b. Curly esophagus c. Smooth tapered distal end d. Non-dilated proximal esophagus 6. En profile, an ulcer on an UGIS is seen as: a. Niche b. Rounded filling defect c. Concavity d. Ovoid density 7. The presence of Hampton’s line in an ulcer is indicative of: a. Benign nature b. Malignant nature c. Indeterminate d. All of the above 8. A patient presented with a high fever and leucocytosis. Hepatic complex mass is most likely due to: a. Hemangioma b. Tumor c. Abscess d. Adenoma 9. Gallstones are best seen in a. Ultrasound b. Nuclear scintigraphy c. PTC d. ERCP 10. CT features of early cirrhosis: a. Enlarged caudate lobe b. Small right hepatic lobe c. Nodular hepatic contour 12. 13. 14. 15. 16. 17. 18. 19. 20. d. Heterogeneous parenchyma Gallbladder thickening is seen in: a. Ascites b. Liver dysfunction c. Cholecystitis d. All of the above This is not a role of CT scan in acute pancreatitis: a. Use as a screening test b. Failure to respond to therapy c. Complicated pancreatitis d. Pancreatic necrosis determination Normal size of the pancreatic duct on ultrasound: a. 2-3 mm b. 5-6 mm c. 7-8 mm d. 1-1.5 mm CT findings in pancreatitis: a. Pancreatic enlargement b. Decreased density c. Blurring of gland margin d. All of the above The best modality in cases of GB carcinoma is: a. CT scan b. Ultrasound c. ERCP d. T-tube cholangiogram Patency of the bile ducts during T-tube cholangiography is seen by: a. Run-off into the duodenum b. Simultaneous visualization of the pancreatic duct c. Hepatic extravasation of the dye d. Backflow into the GB Radiographic finding in pneumoperitoneum a. Continuous diaphragm sign b. Crispy bowel sign c. Crescentic lucency beneath the right hemidiaphragm d. All of the above Magenblasse on plain film is located at the: a. RUQ b. LUQ c. RLQ d. LLQ Fasting prior to these examinations are needed except in: a. Esophagography b. Sonography of the upper abdomen c. UGIS d. Contrast CT scan of the liver Mercedes Benz sign can be seen on: a. Plain film b. Ultrasound c. MRI d. Nuclear scintigram GI Bleeding: Diagnostic and Therapeutic Approaches 1. Technitium 99m labeled RBCs for gastrointestinal bleeding: a. Effectively control the GIT bleeding b. c. Can detect bleeding of 0.1 mL per minute Accurate localization of the site of the bleeding d. Best performed after negative result of angiography 2. Seldinger technique of angiography: a. Cut-down exposure of the artery b. Vessel opacification limited to the antegrade blood flow c. Selective contrast examination of the arterial branches d. Application limited to the vascular system 3. Most common percutaneous puncture site for angiography a. Brachial artery b. Carotid artery c. Common femoral artery d. Radial artery 4. Ionic contrast medium: a. Optiray (Ioversol) b. Conray (Meglumine Iothalamate) c. Ultravist (Iopromide) d. Iopamiro (Iopamidol) 5. Best cather shape for abdominal aortography a. Cobra catheter b. Simmon’s cather c. Berenstein catheter d. Pigtail catheter 6. [can’t read the question]…on angiography a. Guidewire b. Catheter c. Puncture needle d. Contrast medium 7. Characteristic angiographic feature of cavernous hemangioma: a. Tumor staining b. Neovascularity c. Hypervascularity d. Persistent contrast laking beyond the venous phase 8. One of the indications of angiography for preoperative delineation of: a. Hypervascularities b. Arterial supplies and draining veins c. Tumor stainings d. Neovascularities 9. Angiographic catheter suitable for superior mesenteric artery cannulation: a. Headhunter catheter b. Pigtail catheter c. Simmon’s catheter d. Berenstein catheter 10. Diagnostic, palliative and/or therapeutic alternatives to surgery: a. Arteriography b. Interventional radiology c. Radiation oncology d. Venography 11. The angiographic guidewire recommended for elderly individuals: a. Angled guidewire 12. 13. 14. 15. 16. 17. 18. 19. 20. b. Straight guidewire c. J-tip guidewire d. Micro guidewire The visceral vessel initially evaluated in gastrointestinal bleeding presenting as hematochezia: a. Gastroduodenal artery b. Superior mesenteric artery c. Celiac artery d. Inferior mesenteric artery The visceral vessel initially evaluated in gastrointestinal bleeding presenting as melena: a. Gastroduodenal artery b. Superior mesenteric artery c. Celiac artery d. Inferior mesenteric artery Angiography is indicated in cases of subarachnoid hemorrhage for: a. Assessement of mass lesions b. Confirmation of vascular disease c. Application of transcatheter intervention d. Preoperative delineation The percentage of hepatic artery supply to the liver: a. 60% b. 80% c. 20% d. 40% The minimum amount of active gastrointestinal bleeding that can be detected by angiography: a. 0.1 cc/minute b. 0.5 cc/minute c. 1.0 cc/minute d. 1.5 cc/minute Source of gastrointestinal bleeding that can be localized solely based on site of contrast extravasation: a. Tumor b. Arteriovenous malformation c. Angiodysplasia d. Ulcer Distinguishing feature of conventional angiogram as compared to digital subtraction angiogram: a. Seldinger technique b. Direct needle puncture technique c. Inclusion of the soft tissue and osseous structures d. Contrast pressure injector The percentage of portal vein supply to the liver: a. 60% b. 80% c. 20% d. 40% Initial angiographic evaluation of hematochezia is facilitated through the: a. Celiac artery b. Inferior mesenteric artery c. Superior mesenteric artery d. Gastroduodenal artery