TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

OPTIC CUP [3 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2012-09-28

English

Subject field(s)
  • Visual Disorders
CONT

Although early POAG patients are virtually asymptomatic, there are at least three definitive signs : elevated intraocular pressure,... enlargement of the optic cup and repeatable field loss.

OBS

Accounting for 75% of all glaucomas, primary open-angle glaucoma (POAG) is the most common type.

French

Domaine(s)
  • Troubles de la vision
DEF

[...] neuropathie optique antérieure, d'évolution chronique et progressive, accompagnée généralement d'une hypertension intra-oculaire (HPO), caractérisée par des altérations périmétriques, une excavation et une atrophie de la papille.

Key term(s)
  • glaucome chronique simple

Spanish

Campo(s) temático(s)
  • Trastornos de la visión
DEF

Enfermedad caracterizada por una elevación de la presión intraocular hasta un nivel que produce un daño irreversible en las fibras del nervio óptico.

OBS

Es el más frecuente de todos los glaucomas [...] Se produce por una falla progresiva del sistema de eliminación del humor acuoso, este deterioro se origina de forma natural con la edad, pero en algunos casos se exagera hasta perder la capacidad de mantener una cifra normal de presión intraocular. La enfermedad se presenta de una forma muy lenta sin producir síntomas, hasta llevar al paciente a un estado de ceguera [...]

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Record 2 2012-02-24

English

Subject field(s)
  • Visual Disorders
DEF

An indentation of the distal wall of the optic vesicle, brought about by rapid marginal growth, and producing a double-layered cup attached to the diencephalon by a tubular stalk(future optic nerve).

OBS

This structure is first seen in the embryo during the third month.

French

Domaine(s)
  • Troubles de la vision
OBS

À partir de la troisième semaine embryonnaire, la paroi distale de la vésicule optique s'invagine dans le ventricule otique et l'ébauche, du fait de la croissance rapide de ses portions marginales. Elle est formée de deux feuillets, l'un rétinien ou distal, l'autre pigmentaire ou proximal.

Spanish

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Record 3 2000-10-18

English

Subject field(s)
  • The Eye
DEF

The ratio of the horizontal diameter of the rims of the physiological cup to the horizontal diameter of the optic disk.

Key term(s)
  • cup disc ratio
  • cup-to-disc ratio

French

Domaine(s)
  • Oeil
CONT

Le rapport cup/disc (C/D). Un rapport C/D [plus grand que] 0,3 est retrouvé dans 17% de la population générale; 80% des yeux porteurs d'un G.A.O. [glaucome chronique primitif à angle ouvert] ont un C/D [plus grand que] 0,3.

Spanish

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