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Pathology · Haemodynamics: shock
Sample itemWhich shock state typically has warm extremities and reduced systemic vascular resistance early in its course?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
A. Septic shock
Early septic shock is distributive: inflammatory mediators cause vasodilation and capillary leak, often producing warm skin. Cardiogenic, hypovolaemic and obstructive shock usually cause cool vasoconstricted extremities.
Option by option
A. Septic shock (correct)
Correct. Vasodilation makes early septic shock 'warm'.
B. Cardiogenic shock
Cardiogenic shock has low output with compensatory vasoconstriction.
C. Hypovolaemic shock
Hypovolaemia triggers sympathetic vasoconstriction.
D. Massive pulmonary embolism
Massive embolism is obstructive shock and is generally cool peripherally.
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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