OCT Scan for Glaucoma: How It Helps Detect Optic Nerve Damage
Glaucoma is one of those conditions that can quietly do real harm long before a person notices anything is wrong. By the time vision changes become obvious, some of the damage may already be permanent. That is why modern glaucoma diagnosis depends on finding structural change early, not just waiting for a patient to report symptoms. Among the tools that have changed the way clinicians watch for damage, the OCT scan glaucoma specialists use most often has become central.