Henoch-Schonlein purpura: Difference between revisions
Mceledon83 (talk | contribs) (→Source) |
Mceledon83 (talk | contribs) |
||
| Line 14: | Line 14: | ||
***Migratory, usually involves knees/ankles | ***Migratory, usually involves knees/ankles | ||
**Renal disease (50%) | **Renal disease (50%) | ||
[[File:HSPVasc01.jpg|center|frame|500px|Palpable Purpura]] | |||
==DDx== | ==DDx== | ||
Revision as of 23:00, 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%)
Palpable Purpura
DDx
- Meningococcemia
- Erythema nodosum
- Intussusception
- Rheumatic fever
- Polyarteritis nodosa
- SLE
- RA
- Drug reaction
Work-Up
- UA
- Hematuria, proteinuria
- Chemistry
Treatment
- Supportive
- NSAIDs for pain
Disposition
- Outpt management for most w/ rheum f/u
See Also
Source
- Rosen's, Tintinalli
- Images provided by University of Iowa Dept. of Dermatology