Henoch-Schonlein purpura: Difference between revisions

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==Source==
==Source==
Rosen's, Tintinalli
*Rosen's, Tintinalli
 
*Images provided by University of Iowa Dept. of Dermatology
[[Category:Derm]]
[[Category:Derm]]
[[Category:Peds]]
[[Category:Peds]]

Revision as of 22:50, 21 August 2013

Background

  • Most common vasculitis in childhood
  • Usually affects 2-11yr
  • 5% of cases are a/w intussusception (abd vasculitis)
  • Renal involvement is feared complication
  • 95% recover completely after 3-4wk

Diagnosis

  • Tetrad:
    • Palpable purpura (extremities, buttock)
    • Acute abdominal pain (diffuse, colicky)
      • Develops after onset of rash
    • Arthritis
      • Migratory, usually involves knees/ankles
    • Renal disease (50%)

DDx

  1. Meningococcemia
  2. Erythema nodosum
  3. Intussusception
  4. Rheumatic fever
  5. Polyarteritis nodosa
  6. SLE
  7. RA
  8. Drug reaction

Work-Up

  1. UA
    1. Hematuria, proteinuria
  2. Chemistry

Treatment

  • Supportive
  • NSAIDs for pain

Disposition

  • Outpt management for most w/ rheum f/u

See Also

Pediatric Rashes

Source

  • Rosen's, Tintinalli
  • Images provided by University of Iowa Dept. of Dermatology