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General Surgery · Trauma surgery: hemorrhagic shock
Sample itemA trauma patient is hypotensive, tachycardic, cold, and has a positive focused abdominal sonography for trauma (FAST) examination. What is the most likely source category of shock?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
A. Hemorrhagic shock from intra-abdominal bleeding
In trauma, hypotension with a positive FAST examination suggests hemoperitoneum and hemorrhagic shock until proven otherwise. Resuscitation and hemorrhage control should proceed through the trauma pathway.
Option by option
A. Hemorrhagic shock from intra-abdominal bleeding (correct)
Correct. Free intraperitoneal fluid in an unstable trauma patient is presumed blood.
B. Cardiogenic shock from myocardial infarction
Myocardial infarction is possible in some patients but does not explain a positive FAST in this setting.
C. Septic shock from pneumonia
Pneumonia does not cause acute free abdominal fluid after trauma.
D. Neurogenic shock
Neurogenic shock is typically associated with warm skin and relative bradycardia after spinal injury.
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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