Tobacco-alcohol optic neuropathy--clinical challenges in diagnosis.

Part of the large group of nutritional and toxic optic neuropathies, tobacco-alcohol optic neuropathy is a disease often underdiagnosed or detected at a stage when the full recovery of vision is not possible. This article summarizes its signs and symptoms, describes the pathophysiological processes involved and provides the necessary information for diagnosis and treatment of the entity previously known as tobacco-alcohol amblyopia, reporting in the end, a challenging case along with its findings.