Medicine – MCQ 149 – Causes of palpable purpura

Palpable purpura could occur in the following conditions, except:
A. Thrombocytopenia
B. Small-vessel vasculitis
C. Gonococcal infection
D. Acute meningococcemia

Correct answer : A. Thrombocytopenia

Palpable purpura does not occur in thrombocytopenia.

Causes of palpable purpura

  • Rocky mountain spotted fever
  • Acute meningococcemia
  • Disseminated gonococcal infection
  • Ecthyma gangrenosum
  • Henoch Schonlein purpura
  • Polyarteritis nodosa
  • Leucocytoclastic vasculitis