Diagnostic Case Quiz ❯ Quiz of the Month ❯ November 2015
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Quiz Discussion
1) The least likely diagnosis in this 40ish yr old male is?
carcinoid tumor
GIST Tumor
pancreatic neuroendocrine tumor
metastatic lesion to the duodenum from renal cell carcinoma
2) The best diagnosis of this incidental CT finding is?
Retroperitoneal liposarcoma
Renal Myelolipoma
Adrenal Myelolipoma
Retroperitoneal bleed
3) On this non-contrast CT scan the left renal mass measures 85HU. The best dx is?
renal cell carcinoma
high density renal cyst (benign)
impossible to determine etiology without contrast enhanced scans
Bosniak 2 lesion
4) The best diagnosis in this patient with retrosternal discomfort is?
mediastinal abscess
bronchogenic cyst
mediastinal adenopathy
lung cancer
5) The best diagnosis for the bilateral renal masses is?
papillary renal cell carcinomas
clear cell renal cell carcinomas
Bosniak 2F cysts
renal angiomyolipomas
6) The most likely diagnosis for the constellation of findings is?
von Hippel Lindau Disease
Tuberous Sclerosis
Neurofibromatosis
MEN Syndrome
7) The best diagnosis in this case is?
penetrating aortic ulcer
aortic dissection
aortic pseudoaneurysm
Takayasu’s Aortitis
8) On this study done with IV contrast in the patient with a drop in hematocrit the best diagnosis is?
gastric ulcer
active bleed in hepatic flexure
sigmoid diverticulitis
colon cancer
9) The best diagnosis on this CT urogram is?
normal ureters
transitional cell carcinoma left ureter
inflammation of the ureter
retroperitoneal fibrosis
10) The best diagnosis in this case is
retained sponge
retained foreign matter in the colon
small bowel obstruction (SBO)
carcinomatosis