Definition. Coloboma of the optic nerve is a congenital anomaly of the optic
disc in which there is a defect of the inferior aspect of the optic nerve. The issue ...
Coloboma may involve the iris, lens, retina, or optic nerve. The embryonic fissure
normally closes around the 5th week of gestation (during pregnancy). Improper ...
Optic disc coloboma (Figure 1) comprises a clearly demarcated bowl-shaped
excavation of the optic disc, which is typically decentred and deeper inferiorly.
Nov 27, 2015 ... Coloboma of the cornea, iris, ciliary body, choroid, retina and/or optic nerve arise
from failed or incomplete closure of the embryonic fissure ...
Learn the definition of optic nerve
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Large retinal colobomas or those affecting the optic nerve can cause low vision,
which means vision loss that cannot be completely corrected with glasses or ...
Colobomas of the optic nerve usually occur bilaterally. The optic nerve cup is
often huge and may have residual glial tissue in it. Serous detachments of the ...
120430 - COLOBOMA OF OPTIC NERVE - OPTIC NERVE HEAD PITS,
BILATERAL CONGENITAL, INCLUDED;; MORNING GLORY DISC ANOMALY, ...
Coloboma of the cornea, iris, ciliary body, choroid, retina and/or optic nerve
arises from failed or incomplete closure of the embryonic fissure during
Bilateral Optic Nerve Coloboma. Uncommon, unilateral or bilateral congenital
condition caused by incomplete closure of the embryonic fissure. May present as