EB31
Erythema nodosum
Eritema nodoso
CategoryDefinition
An erythematous eruption commonly associated with drug reactions or infection and characterised 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 colour changes ending in temporary bruise-like areas. This condition usually subsides in 3-6 weeks without scarring or atrophy.
Index Terms
Erythema nodosumErythema nodosum provoked by systemic fungal infectionErythema nodosum provoked by coccidioidomycosisErythema nodosum provoked by histoplasmosisErythema nodosum provoked by bacterial infectionErythema nodosum triggered by pregnancyErythema nodosum provoked by inflammatory bowel diseaseParaneoplastic erythema nodosumSubacute nodular migratory panniculitis