This exhibit presents 250 challenging CT cases in a self-quiz format. To listen to an audio discussion of the answers, press the "Discussion" button. Please allow 10-12 seconds for the audio to begin playing.

CASE 1

In this patient with a history of colon cancer the most likely diagnosis is:
A. liver metastases
B. recurrence in the colon
C. portocaval nodes
D. duodenal cancer

Your answer:  


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CASE 2

The most likely diagnosis in this case is:
A. cholangiocarcinoma
B. hepatoma
C. abscess
D. infarct
Your answer:  


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CASE 3

The most likely diagnosis in this case is:
A. hemangioma
B. hepatoma
C. cholangiocarcinoma
D. metastatic colon cancer
Your answer:  


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CASE 4

The most likely diagnosis in this case is:
A. hepatoma
B. infarct
C. vascular metastases
D. portal vein thrombosis with CTPV
Your answer:  


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CASE 5

On this dual phase study the least likely diagnosis is:
A. FNH
B. islet cell metastases
C. hemangioma
D. hepatoma
Your answer:  


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CASE 6

The most likely diagnosis is:
A. adenocarcinoma
B. lipoma
C. islet cell tumor
D. cystadenoma
Your answer:  


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CASE 7

The most likely diagnosis is:
A. adenocarcinoma
B. cystadenoma
C. islet cell tumor
D. duodenal GIST tumor
Your answer:  


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CASE 8

The most likely diagnosis in the patient with persistent pain is:
A. osteoid osteoma
B. stress fracture
C. Ewings sarcoma
D. normal variant
Your answer:  


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CASE 9

The least likely diagnosis in this case is :
A. lymphoma
B. metastases
C. giant cell tumor
D. osteomyelitis
Your answer:  


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CASE 10

The best diagnosis in this case is:
A. islet cell tumor
B. adenocarcinoma
C. cystadenoma
D. metastases
Your answer:  


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