9D42.4ICD-11 MMS 2026-01
Central scotoma
Description
A central scotoma is a defect that covers the fovea. It therefore causes visual acuity loss and may necessitate eccentric fixation.
Index terms
- Central scotoma
- Scotoma involving central area
Exclusions from above levels
Sibling codes
9D42.2– Peripheral field deficit9D42.3– Hemianopic or quadrantic loss9D42.5– Para-central scotoma9D42.6– Homonymous hemianopia or quadrant anopia9D42.7– Heteronymous hemianopia or quadrant anopia9D42.Y– Other specified patterns of visual field impairment9D42.Z– Patterns of visual field impairment, unspecified
Foundation entity
Allowed postcoordination axes
Part of: 9D42: Patterns of visual field impairment › 09: Diseases of the visual system