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. 2016 Mar 14;57(3):1153–1159. doi: 10.1167/iovs.15-17753

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Complex CC showing relationship to adjacent simple CC, flap covering orifice and intrascleral CC. (A) Low power of OW showing complex orifice with flap (asterisk) and simple orifice (arrow). (B) Higher magnification of complex flap with endothelial cells covering its surface (asterisk) and two flap “anchors” extending from its edge (arrowheads). Note on the longer flap a collagenous core is visible. Flap covers entrance to CC in the sclera (red arrow head) and distally extends from the orifice 175 μm. (C) Side view showing the orifice neck (red arrowheads) and CC proper (black arrows). Complex flap is visible over the CC orifice in the OW with extension into the CC proper in the sclera.