LEUKONYCHIA STRIATA

1 June 1930

journal article
research article
Published by American Medical Association (AMA) in Archives of Dermatology and Syphilology

Vol. 21 (6) , 957-960
https://doi.org/10.1001/archderm.1930.01440120059003

Abstract

Leukonychia striata is an uncommon, although fairly well known, condition. It consists' of transverse white striations, appearing at the nail matrix and growing out with the nail. The striae may be narrow or wide. The traumatic cases show narrow striae or wide ones with dentation of the lateral extremities, corresponding to the trauma. The traumatic type was discussed by Heidingsfeld,¹and recently by Netherton.²Fraser³presented a case in which trauma was considered causative. Other causes for the condition have been ulcerative colitis,⁴arsenical poisoning,⁵neuritis, freezing, "trophic" disturbances and endocrine disturbance (appearance during menstruation). Congenital cases are evidently the most uncommon. Heller⁶was able to find a report of five cases in the literature. Since then DuBois⁷reported the case of a girl, aged 22, presenting the condition on the hands and feet. She had no nervous difficulties. The mother presented the

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