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Glaucoma is classified as closed- or open-angle. Closed-angle glaucoma often presents with acute symptoms (eye pain and blurred vision) and is an emergency. Primary open-angle glaucoma (POAG), the more prevalent form of glaucoma, is a leading cause of impaired vision. In this statement, the U.S. Preventative Services Task Force (USPSTF) updates its 2004 recommendation and concludes that “current evidence is insufficient to assess the balance of benefits and harms of screening for primary open-angle glaucoma” (an I statement).
Diagnosis of POAG is based on degenerative changes in the optic disc and, initially, loss of peripheral vision. Although elevated intraocular pressure (IOP) is a risk factor for POAG, not all patients with elevated IOP …