aniridia

[an″ĭ-rid´e-ah] congenital absence of the iris.

an·i·rid·i·a

(an'i-rid'ē-ă), [MIM*106210] Absence of the iris. Compare: irideremia. [G. an- priv. + irid- + -ia]

aniridia

Ophthalmology A congenital AD or AR condition characterized by a virtually complete absence of the iris, which may be accompanied by other ocular defects–eg, congenital cataracts, corneal dystrophy, foveal hypoplasia, and therapeutically refractory glaucoma Prognosis Poor

an·i·rid·i·a

(an'i-rid'ē-ă) Absence of the iris.
Compare: irideremia

aniridia

Absence of the iris of the eye. This may be CONGENITAL or, more commonly, the result of injury.

aniridia

Complete, or almost complete, absence of the iris of the eye. It can be acquired, due to trauma, or inherited as an autosomal dominant trait. The patient is photophobic and in congenital cases there is usually amblyopia and sometimes nystagmus. Contact lenses incorporating an artificial iris, or tinted spectacle lenses, help in this condition. See chromosome; irideremia; cosmetic contact lens.

单词	aniridia
释义	aniridia aniridia (ˌænɪˈrɪdɪə) nthe absence of an iris, due to a congenital condition or an injury aniridia aniridia [an″ĭ-rid´e-ah] congenital absence of the iris. an·i·rid·i·a (an'i-rid'ē-ă), [MIM106210] Absence of the iris. Compare: irideremia. [G. an- priv. + irid- + -ia] aniridia Ophthalmology A congenital AD or AR condition characterized by a virtually complete absence of the iris, which may be accompanied by other ocular defects–eg, congenital cataracts, corneal dystrophy, foveal hypoplasia, and therapeutically refractory glaucoma Prognosis Poor an·i·rid·i·a (an'i-rid'ē-ă) Absence of the iris. Compare: irideremia aniridia Absence of the iris of the eye. This may be CONGENITAL or, more commonly, the result of injury. aniridia Complete, or almost complete, absence of the iris of the eye. It can be acquired, due to trauma, or inherited as an autosomal dominant trait. The patient is photophobic and in congenital cases there is usually amblyopia and sometimes nystagmus. Contact lenses incorporating an artificial iris, or tinted spectacle lenses, help in this condition. See* chromosome; irideremia; cosmetic contact lens. See AN See AN1
随便看	cortico-pontine tract corticopontine tract corticoreticular fibers corticorubral fibers corticose corticospinal corticospinal fiber corticospinal fibers corticospinal fibre corticospinal fibres corticospinal motor neuron corticospinal pathway corticospinal t corticospinal tract corticospinal tracts corticostatin corticosteriod corticosteriods corticosteroid corticosteroid binding globulin corticosteroid-binding globulin corticosteroid binding globulin variant corticosteroid binding protein corticosteroid-binding protein corticosteroid drug