Multiple Choice
Which statement regarding the pathogenesis of necrotizing fasciitis is INCORRECT?
A) The causative agent produces SPE A, a superantigen that causes helper T cells to release large amounts of cytokines, leading to toxic shock.
B) SPE B is a protease produced by S. pyogenes that causes tissue death and breakdown, leading to fluid accumulation in the area and intense swelling.
C) A hyaluronic acid capsule and M protein allow the causative agent to evade the immune responses.
D) M protein-fibrinogen complexes causes neutrophils to release inflammatory molecules that increase vascular permeability and lead to a blood pressure drop.
E) The causative agent sheds antibodies that attach to fibrinogen and recruit natural killer cells that destroy muscle fascia through ADCC.
Correct Answer:

Verified
Correct Answer:
Verified
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