title: Erythema nodosum.
mesh_terms: D001528:Behcet Syndrome / Q000209:etiology; D004893:Erythema Nodosum / Q000150:complications*; D006801:Humans; D007866:Leg / Q000098:blood supply; D012737:Sex Factors; D013924:Thrombophlebitis / Q000150:complications*