erythema nodosum migrans (migratory panniculitis)
Histologic Features
- Marked thickening of the dermis and septa with vascular proliferation and chronic inflammation that spills into the fat lobules
- Focal granuloma formation with epithelioid histiocytes and giant cells without caseation necrosis
- Minimal vasculitis or vascular damage
Updated Wednesday, July 31, 2013 8:30:48 PM