Erythema Nodosum
An erythematous eruption commonly associated with drug reactions or infection and characterized by inflammatory nodules that are usually tender, multiple, and bilateral. These nodules are located predominantly on the shins with less common occurrence on the thighs and forearms. They undergo characteristic color changes ending in temporary bruise-like areas. This condition usually subsides in 3-6 weeks without scarring or atrophy.
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Subheadings:
Tree Number(s): C17.800.174.600.375, C17.800.229.413, C25.100.468.380.375
MeSH Unique ID: D004893