blunt abdominal trauma

Question Number 1304

Question:
In the imaging of blunt abdominal trauma

a) ultrasound has a sensitivity of over 50% in diagnosing intra-abdominal injuries
b) a small hyperdense spleen on a contrast CT is a sign of hypovolema
c) intra-abdominal injury is unlikely in the absence of free fluid within the peritoneum
d) the use of oral contrast in CT is contraindicated
e) clotted blood typically has an attenuation of less than 100HU on CT


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