Persistent pupillary membrane is an embryologic remnant of the tunica vasculosa lentis, the vascular bed that surrounded the lens during fetal development. This is an atypical presentation with only one single, fine iris strand that has fibrosed to the anterior lens capsule.
Ophthalmic Atlas Images by EyeRounds.org, The University of Iowa are licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.
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