intraocular pressure Tag

[caption id="attachment_275" align="alignright" width="150"]Cataract Surgery Lowers Eye Pressure Cataract Surgery Lowers Eye Pressure[/caption] A series of studies have now shown that cataract surgery tends to lower intraocular pressure (IOP).   What does that mean for you?  Let’s start with an explanation of what pressure does to your eye.  The eye is a thin walled ball.  If your eye did not have pressure higher than the air in the atmosphere it would collapse like a popped balloon.  The air around us, by convention, has a pressure of 0.  In a healthy eye, the IOP has from 10-21 mmHg of pressure.  The eye needs to have some pressure, but if the pressure gets too high it can damage the fragile nerves responsible for vision.  Glaucoma is an eye disease where the IOP is too high so patients take eye drops every day to lower the IOP.