As eye care providers, we seek to rule out ocular pathology, some of which can present in patients who completely lack any visual symptoms. These cases can be the most challenging from a clinical perspective because we are analyzing our clinical findings in the absence of visual complaints from the patient. When these findings relate to the optic nerve, even the experienced OD will want to pause to rule out sight and life-threatening conditions. Sometimes this can be a difficult and daunting task, as numerous types of optic nerve pathologies can present with a similar clinical appearance. This article will guide the differential diagnosis in non-glaucomatous optic neuropathy.
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