corneal astigmatism

corneal astigmatism
корнеальный астигматизм

Англо-русский словарь по авиационной медицине. 2013.

Игры ⚽ Поможем написать курсовую

Смотреть что такое "corneal astigmatism" в других словарях:

  • corneal astigmatism — astigmatism due to irregularity in the curvature or refracting power of the cornea …   Medical dictionary

  • Corneal pachymetry — A typical ultrasound pachymeter Corneal pachymetry is the process of measuring the thickness of the cornea using contact methods, such as ultrasound[1] and confocal microscopy (CONFOSCAN), or noncontact methods such as optical biometry with a… …   Wikipedia

  • Corneal topography — Intervention A corneal topogram of an eye affected by keratoconus. Blue shows the flattest areas, and red the steepest. MeSH …   Wikipedia

  • Corneal neovascularization — Classification and external resources ICD 10 H16.4 Corneal neovascularization is the excessive ingrowth of blood vessels from the limbal vascular plexus into the cornea, caused by a low reception of oxygen, which is generally not received from… …   Wikipedia

  • Astigmatism (eye) — DiseaseDisorder infobox Name = Astigmatism ICD10 = ICD10|H|52|2|h|49 ICD9 = ICD9|367.2 Astigmatism is an optical defect, whereby vision is blurred due to the inability of the optics of the eye to focus a point object into a sharp focused image on …   Wikipedia

  • astigmatism — /euh stig meuh tiz euhm/, n. 1. Also called astigmia /euh stig mee euh/. Ophthalm. a refractive error of the eye in which parallel rays of light from an external source do not converge on a single focal point on the retina. 2. Optics. an… …   Universalium

  • Astigmatism — A common form of visual impairment in which part of an image is blurred, due to an irregularity in the curvature of the front surface of the eye, the cornea. The curve of the cornea is shaped more like an American football or a rugby ball rather… …   Medical dictionary

  • Astigmatism — An optical system with astigmatism is one where rays that propagate in two perpendicular planes have different foci. If an optical system with astigmatism is used to form an image of a cross, the vertical and horizontal lines will be in sharp… …   Wikipedia

  • Corneal ulcer — For the condition in animals, see Corneal ulcers in animals. Corneal ulcer Classification and external resources ICD 10 H16.0 ICD 9 …   Wikipedia

  • Corneal dystrophy (human) — Main article: corneal dystrophy Corneal dystrophy (human) Classification and external resources ICD 10 H18.5 ICD 9 …   Wikipedia

  • astigmatism — noun Date: 1846 1. a defect of an optical system (as a lens) causing rays from a point to fail to meet in a focal point resulting in a blurred and imperfect image 2. a defect of vision due to astigmatism of the refractive system of the eye and… …   New Collegiate Dictionary


Поделиться ссылкой на выделенное

Прямая ссылка:
Нажмите правой клавишей мыши и выберите «Копировать ссылку»