Erythema nodosum is a panniculitis - an inflammation of the fat, seen principally in adult females. The female to male ratio is five to one but in children the ratio is 1:1
The disease can be seen at any age with a peak incidence between the ages of 20 and 30 years (1).
The manifestation is with red nodules - in the literal translation of the name - most often seen symmetrically over the shins (1).
Last reviewed 03/2021