Failure of the choroid fissure to close results in
Correct Answer: Coloboma iridis
Description: Failure of the choroid (optic) fissure to close results in a cleft of the iris--called coloboma iridis (mostly in inferonasal position). This defect may extend into the ciliary body, choroid, optic nerve, or retina. Congenital aphakia--absence of the lens--may result from defective development of the lens placode.
Category:
Anatomy
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