Why Pupil Is Vertically Oval in Glaucoma?
It Seems Likely That the Vertical Orientation of the Oval Pupil in an Acute Attack of Closed-Angle Glaucoma Results from the Shallowness of the Anterior...
It seems likely that the vertical orientation of the oval pupil in an acute attack of closed-angle glaucoma results from the shallowness of the anterior chamber superiorly. ... the iris bomb6, thus producing resolution of the acute closed-angle glaucoma.
What causes oval shaped pupils?
The oval pupil represents a transitional stage indicating transtentorial herniation with third nerve compression. Although it may be seen in the absence of intracranial hypertension (one case in this series), this appears to be relatively uncommon.
How does glaucoma affect pupil size?
In the case of glaucoma, pupil size varies according to the type of intraocular pressure (IOP) lowering eyedrops [6–8]. Pupil size increases significantly from hyperopic astigmatism to myopic astigmatism, and a negative correlation with spherical aberration has been reported [9].
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