A uveal coloboma that is large enough to involve the optic nerve, either the inferior portion or the entire optic disc. Read more articles on Coloboma Written by: Editorial Team; ...

If the optic disc is significantly affected on one side, ... Optic nerve coloboma. Optic nerve colobomas are variable, ranging from minimal involvement to a deformed or swollen optic cup.

Optic disc coloboma comprises a clearly demarcated bowl-shaped excavation of the optic disc, which is typically decentred and deeper inferiorly. Figure 1 Coloboma of the optic nerve head.

In contrast, an optic disc coloboma is marked by "an absence of tissue in the inferonasal quadrant of the disc and the central retinal vessels emerge superotemporally from the unaffected portion ...

If the optic fissure doesn’t come together all the way, the result is a coloboma of some sort. While there is evidence that colobomas are genetic, scientists aren’t sure yet which genes cause ...

On the basis of the examination findings, the diagnosis is morning glory disc anomaly. Fundus examination revealed a large orange-pink optic disc with a white tuft of glial tissue at its center ...

ROME — Spectral domain optical coherence tomography has enabled the understanding of mechanisms that cause retinal detachments associated with optic disc anomalies and allows a more targeted ...

Amar Agarwal Development of the eye is a fascinating subject. Simultaneous invagination of the optic vesicle and the optic stalk creates the fetal fissure inferonasally, which ...

Cases of coloboma that affect both eyes are believed to be genetic. More commonly, however, the condition occurs by chance, according to the American Academy of Ophthalmology. “The degree of vision ...

One or both eyes may be affected by holes or gaps in the cornea, iris, ciliary body, lens, choroidal layer, lens, retina or optic disc. In many patients, a coloboma is accompanied by ...