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congenital papillary acanthosis of the epidermis, with hyperplasia of sebaceous glands developing at puberty and presence of apocrine glands in nonapocrine areas of the skin (commonly the scalp). A variety of epithelial tumors may arise from a nevus sebaceus in adult life, most commonly basal cell carcinoma.
Synonym(s): Jadassohn nevus
Farlex Partner Medical Dictionary © Farlex 2012
An epidermal nevus containing sebaceous gland tissue.Synonym: sebaceous nevus
See also: nevus
Medical Dictionary, © 2009 Farlex and Partners
Jadassohn,Josef, German dermatologist in Switzerland, 1863-1936.
Borst-Jadassohn type intraepidermal epithelioma - see under Borst
Franceschetti-Jadassohn syndrome - Synonym(s): Naegeli syndrome
Jadassohn nervus - congenital papillary acanthosis of the epidermis, with hyperplasia of sebaceous glands developing at puberty and presence of apocrine glands in nonapocrine areas of the skin. Synonym(s): nevus sebaceus
Jadassohn-Lewandowski syndrome - ectodermal dysplasia of abnormal thickness and elevation of nail plates with palmar and plantar hyperkeratosis. Synonym(s): pachyonychia congenita
Jadassohn-Pellizzari anetoderma - cutaneous atrophy preceded by erythematous or urticarial lesions of the trunk and upper portions of the extremities.
Jadassohn-Tièche nevus - a dark blue or blue-black nevus covered by smooth skin and formed by heavily pigmented spindle-shaped or dendritic melanocytes in the reticular dermis. Synonym(s): blue nevus
Medical Eponyms © Farlex 2012