Neuro-ophthalmic considerations and investigations

Unexplained visual loss is a challenging clinical situation. It is important to distinguish underlying occult pathology from visual loss without organic basis. Even trickier are patients in whom concurrent organic disease does exist but the degree of visual dysfunction is exaggerated, leading to the false notion of malingering. This lecture examines some objectives techniques for discerning visual function in the patient with medically unexplained visual loss.