Pyoderma: Difference between revisions
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*1/100,000 people per year in US, primarily 40s-50s yoa | *1/100,000 people per year in US, primarily 40s-50s yoa | ||
*Dysfunction of activated neutrophils | *Dysfunction of activated neutrophils | ||
*>50% associated with systemic disease: | |||
**IBD | |||
**Polyarthritis, sero-negative and -positive | |||
**Leukemia | |||
**Less commonly psoriatic arthritis, OA, RA, spondyloarthopathy, hepatitis, PBC, myelomas, SLE, Sjogren | |||
==Clinical Features== | ==Clinical Features== | ||
Revision as of 14:18, 20 November 2014
Background
- 1/100,000 people per year in US, primarily 40s-50s yoa
- Dysfunction of activated neutrophils
- >50% associated with systemic disease:
- IBD
- Polyarthritis, sero-negative and -positive
- Leukemia
- Less commonly psoriatic arthritis, OA, RA, spondyloarthopathy, hepatitis, PBC, myelomas, SLE, Sjogren
Clinical Features
Differential Diagnosis
- Papules
- Insect bites
- Scabies
- Seabather's eruption
- Cercarial dermatitis (Swimmer's Itch)
- Macular
- Sub Q Swelling and Nodules
- Ulcers
- Tropical pyoderma
- Leishmaniasis
- Mycobacterium marinum
- Buruli ulcer
- Dracunculiasis (Guinea Worm disease)
- Linear and Migratory Lesions
- Cutaneous larvae migrans
- Photodermatitis
See also domestic U.S. ectoparasites