Canadian Medical Guide > Diseases > Skin and Connective Tissue Diseases > Connective Tissue Diseases > Collagen Diseases > Necrobiotic Disorders Terms and Definitions
Necrobiotic Disorders
Medical Definition: | A group of disorders characterized by swelling, basophilia, and distortion of collagen bundles in the dermis. |
Guide Notes: | a group of collagen dis affecting the "collagen bundles in the dermis"; NECROBIOSIS LIPOIDICA with or without diabetes mellitus is also available |
Granuloma Annulare - Benign granulomatous disease of unknown etiology characterized by a ring of localized or disseminated papules or nodules on the skin and palisading histiocytes surrounding necrobiotic tissue resulting from altered collagen structures. | |
Necrobiosis Lipoidica - A degenerative disease of the dermal connective tissue characterized by the development of erythematous papules or nodules in the pretibial area. The papules form plaques covered with telangiectatic vessels. More than half of the affected patients have diabetes. |
Necrobiotic Disorders Medical Definitions and Terms
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