Petechiae, Purpura and Vasculitis
Petechiae, Purpura and Vasculitis
Petechiae, Purpura and Vasculitis
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Case Five, Question 1<br />
Answer: c<br />
• What is the most likely diagnosis?<br />
a. Henoch-Schönlein <strong>Purpura</strong> (affects small<br />
vessels)<br />
b. Erythema nodosum (panniculitis on biopsy)<br />
c. Polyarteritis nodosa (affects medium-sized<br />
arteries)<br />
d. Takayasu arteritis (affects large vessels)<br />
e. Urticaria (presents with a different morphology,<br />
which is urticarial)<br />
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