Posibleng Mga Sanhi para sa Erythema Nodosum Toxoplasmosis Infectious Mononucleosis Scarlet Fever Inflammatory Bowel Disease Erythema Nodosum Leukemia Inflammatory Bowel Disease Type 1 Sarcoidosis Ulcerative Colitis Lyme Disease Herpes Simplex na Impeksyon Hodgkin Lymphoma Autoimmune Hepatitis Erythema Multiforme Sweet Syndrome Behçet Disease Hairy Cell Leukemia Namamanang Deficiency ng Antithrombin Brucellosis Weil Disease Tularemia Leprosy Coccidioidomycosis Namamanang Angioedema Pagbabakuna Iniinom na Contraceptive Bromide Atypical na Pulmonya Disseminated Atypical Mycobacterial na Impeksyon Pagkalason sa Penicillin