Erythema nodosum (EN) is a common acute nodular septal panniculitis, characterized by the sudden onset of erythematous, firm, solid, deep nodules or plaques painful on palpation and mainly localized on extensor surfaces of the legs. These nodules are characterized by a typical histological appearanc...

Erythema nodosum is the most frequent clinico-pathological variant of the panniculitides. The disorder is a cutaneous reaction consisting of inflammatory, tender, nodular lesions, usually located on the anterior aspects of the lower extremities. The process may be associated with a wide variety of d...

Erythema nodosum (EN) is the most common form of panniculitis. It is characterized by the presence of rounded or oval, slightly raised, nonulcerative painful red nodules in the skin and subcutaneous fatty tissue, 1 to 6 cm in diameter, sometimes coalescing. They tend to be symmetrical in distributio...