Henoch-Schonlein purpura: Difference between revisions
Peterdmorris (talk | contribs) (added rare manifestations, treatment of arthraligias) |
Peterdmorris (talk | contribs) (added reference (rosen's already referenced)) |
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*Rosen's, Tintinalli | *Rosen's, Tintinalli | ||
*Images provided by University of Iowa Dept. of Dermatology | *Images provided by University of Iowa Dept. of Dermatology | ||
*First Aid for the Emergency Medicine Boards | |||
[[Category:Derm]] | [[Category:Derm]] | ||
[[Category:Peds]] | [[Category:Peds]] | ||
Revision as of 21:56, 10 December 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% of the time)
Palpable Purpura
- Rare manifestations
- Melena, hematemesis, hepatosplenomegaly
- Headache, seizures
- Fever
- Non-pitting edema of the extremities and face
DDx
- Meningococcemia
- Erythema nodosum
- Intussusception
- Rheumatic fever
- Polyarteritis nodosa
- SLE
- RA
- Drug reaction
Work-Up
- UA
- Hematuria, proteinuria
- Chemistry
Treatment
- Supportive
- NSAIDs for pain, may worsen renal disease or GI disease
- consider prednisone 1mg/kg/day for severe arthralgias
Disposition
- Outpt management for most w/ rheum f/u
See Also
Source
- Rosen's, Tintinalli
- Images provided by University of Iowa Dept. of Dermatology
- First Aid for the Emergency Medicine Boards