Erythema nodosum also known as subacute

also known as subacute migratory panniculitis of Vilanova and Piñol, is an inflammatory condition characterized by inflammation of the fat cells under the skin, resulting in tender red nodules or lumps that are usually seen on both shins

. #causes:

infections: TB, streptococci, g - bacilli, yersinia entercolitica, campylobacter *infections, sulmonellosis, brucellosis, mycoplasma pneumonia, LGV, coccidioidomycosis, blastomycosis, histoplasmosis

*systemic disease: sarcoidosis, IBD, Behcet disease

*malignancy: lymphoma (HL)

*drugs: penicillins, sulphonamides, combined *OCP

  • pregnancy