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Radiology · Abdominal imaging
Sample itemWhich imaging modality is usually first line for suspected gallstones and biliary dilatation?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Abdominal ultrasound
Ultrasound can show gallstones, gallbladder wall thickening, pericholecystic fluid, and biliary dilatation without ionizing radiation.
Option by option
A. Chest fluoroscopy
Fluoroscopy is not routine initial gallstone imaging.
B. Nuclear bone scan
Bone scanning assesses skeletal turnover.
C. Abdominal ultrasound (correct)
Correct: ultrasound is first-line for gallbladder and biliary assessment.
D. Non-contrast CT brain
CT brain does not evaluate the biliary system.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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