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Role of Intraocular Pressure in Glaucomatous Optic Neuropathy

Karanjit S. Kooner, MD, MBA

The role of intraocular pressure (IOP) in glaucoma is complex. Which one of the following statements is true:

1. IOP is the main cause of glaucoma.
2. The underlying pathology in glaucoma is the loss of the lateral geniculate body.
3. Pressure-independent factors have secondary roles in glaucoma.
4. Reducing IOP is neuroprotective.
5. IOP is regulated via trabecular meshwork resistance.

(Click on an answer to see if it is correct)