Tags: Disease.
An anopsia or anopia (from Ancient Greek ἀν- an- un- and ὄψις opsis sight). is a defect in the visual field. If the defect is only partial then the portion of the field with the defect can be used to isolate the underlying cause.Types of partial anopsia:HemianopsiaHomonymous hemianopsiaHeteronymous hemianopsiaBinasal hemianopsiaBitemporal hemianopsiaSuperior hemianopiaInferior hemianopiaQuadrantanopia