scotoma

scotoma
scotomatous /skoh tom"euh teuhs/, adj.
/skoh toh"meuh/, n., pl. scotomas, scotomata /-meuh teuh/. Pathol.
loss of vision in a part of the visual field; blind spot.
[1535-45; < LL < Gk skótoma dizziness. See SCOTO-, -OMA]

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Universalium. 2010.

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  • scotoma — (pl. scotomata), 1540s, from L.L. scotoma, from Gk. skotoma “dizziness,” from skotoun “to darken,” from skotos “darkness” (see SHADE (Cf. shade)) …   Etymology dictionary

  • Scotoma — Sco*to ma, n. [L.] (Med.) Scotomy. [1913 Webster] …   The Collaborative International Dictionary of English

  • scotoma — [skə tō′mə] n. pl. scotomata [skə tō′mə tə] or scotomas [ModL < LL, dimness of vision < Gr skotōma < skotos, darkness (see SHADE) + OMA] a dark area or gap in the visual field scotomatous [skətäm′ə təs] adj …   English World dictionary

  • Scotoma — Infobox Disease Name = PAGENAME Caption = DiseasesDB = ICD10 = ICD10|H|53|4|h|53, ICD10|H|53|1|h|53 ICD9 = ICD9|368.4, ICD9|368.12 ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D012607 A scotoma (Greek: darkness ; plural:… …   Wikipedia

  • scotoma —    Also known as negative scotoma. The term scotoma comes from the Greek noun skotos (darkness). It is used to denote an area or island of loss or impairment of vision, surrounded by a field of normal or relatively well preserved vision. In… …   Dictionary of Hallucinations

  • scotoma — 1. An isolated area of varying size and shape, within the visual field, in which vision is absent or depressed. 2. A blind spot in psychological awareness. [G. skotoma, vertigo, fr. skotos, darkness] absolute s. a s. in which there is no… …   Medical dictionary

  • scotoma — sco·tò·ma s.m. TS med. riduzione circoscritta della sensibilità luminosa nel campo visivo, dovuta a una lesione di un punto qualunque delle vie ottiche, dalla retina all area visiva corticale {{line}} {{/line}} DATA: av. 1749. ETIMO: dal gr.… …   Dizionario italiano

  • scotoma — n.; pl. scotomata a small area of abnormally less sensitive or absent vision in the visual field, surrounded by normal sight. All people have a blind spot in the visual field of each eye due to the small area inside the eye occupied by the optic… …   The new mediacal dictionary

  • scotoma — noun (plural mas or scotomata) Etymology: New Latin, from Medieval Latin, dimness of vision, from Greek skotōmat , skotōma, from skotoun to darken, from skotos Date: 1875 a spot in the visual field in which vision is absent or deficient …   New Collegiate Dictionary

  • Scotoma — Klassifikation nach ICD 10 H53.4 Gesichtsfelddefekte H53.1 Subjektive Sehstörungen Flimmerskotom …   Deutsch Wikipedia

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