ichthyosis

(ik-tU-o's is) [G. ichthys, fish.] Fishskin disease, xeroderma, a congenital rough skin due to a generalized hypertrophy of the horny layer of the epidferinis with diminished sweat and sebaceous secretion, i. congen'ita, i. present in extreme degree at birth, i. follicula'ris, keratosis foUiculaiis. i. hys'trix [G. hystrix, hedgehog], i. of extreme degree, occurring in circumscribed elevated patches; hystricism. i. intra uteri'na, i. congenita. I. line a'ris, linear i.,, a condition 1 marked by bands, showing the lesiQJis,pf ichthyosis, which follow in general the course of ' certain cutaneous nerves; called also linear naevus, linear papilloma, nsevus papillar is, papilloma neuroticum or neuropath i cum. I. lin^guse, i. of the tongue, leucoplakia. i. palm a'ris,' keratosis palmar is. i. palm a'ris et planta'ris, kera-' to derm i a symmetric a, i. planta'ris, keratosis plantar is. i. sauroder'ma [G. sauros, lizard, + derma, skin], crocodile skin; an extreme degree of ichthyosis in which the surface is covered with thick plates marked like the hide of a crocodile. i. Bcutula'ta [L. scutulaius, lozenge-shaped, checkered], i. marked by diamond-shaped or shield shaped lesions, i. seba'cea, the presence of an unusual amoiuit of vemix caseosa. i. seba'cea cor'nea, keratosis foUieularis. i. serpent i'na, i. of marked degree in which the homy plates preseijt the appearance seen on a serpeiit's skin. i. sim'plex, ordinary i., xeroderma, i, spino'sa, i. hystrix. i. u'teri, a com if i cation of the epithelium of the uterme tnucous membrane. '