| amnion nodosum | Nodules in the amnion that consist of typical stratified squamous epithelium. Synonym: squamous metaplasia of amnion. (05 Mar 2000) |
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| erythema nodosum | <dermatology> A disorder characterised by the formation of tender, red nodules on the front of the legs. Erythema nodosum primarily affects women and has been associated with certain infections: coccidiomycosis, fungal infections, tuberculosis, hepatitis B and syphilis. A sensitivity to a particular drug (for example penicillin, progestin, birth control pills) may also manifest this disorder. Other disorders and conditions that have been associated with erythema nodosum include: leukaemia, sarcoidosis, rheumatic fever, ulcerative colitis and pregnancy. (27 Sep 1997) |
| erythema nodosum leprosum | An acute type of lepromatous reaction with generalised systemic involvement and tender deep cutaneous and subcutaneous nodules of the face, thighs, and arms; usually seen in undiagnosed, untreated, or neglected cases of leprosy. (05 Mar 2000) |
| erythema nodosum migrans | subacute migratory panniculitis |