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. Author manuscript; available in PMC: 2007 Sep 17.
Published in final edited form as: Ophthalmol Clin North Am. 2004 Mar;17(1):7–20. doi: 10.1016/j.ohc.2003.12.001

Fig. 3.

Fig. 3

Pupillary block. (A) The angle shows appositional closure owing to anterior bowing (arrows) of the iris. (B) The angle is open with a flattened iris after laser peripheral iridotomy. The patent hole on the iris (arrow) equalizes the pressure between the anterior and posterior chambers.