Onychia
INTEGUMENTARY SYSTEM DISEASE THAT IS LOCATED IN NAIL
Nail diseases; Diseases of the nails; Subungual hyperkeratosis; Nail disorders; Nail disorder; Nail Disease; Onychia; Onychosis; Drug-induced nail changes; Nailbed assessment; User:Mollybygolly/nailbed assessment; Nail dystrophy; Pitting in the nail; Trauma to the nail; Ridging in the nail; Nail colour changes due to drugs; Nail infections; Nailbed erythema; Inherited nail deformity; Nail deformity; Nail damage caused by chemical agents; Punctate leuconychia; Drug-induced leuconychia; Onychodystrophy acquired; NEC nail dystrophy; Nail artefact; Leukopathia unguium due to drug; Nail damage caused by chemicals; Nail dystrophy due to trauma; Nail damage due to drug; Exogeneous nail discolouration; Endogeneous nail discolouration; Nail dystrophy due diseases classified elsewhere; Toenail disorders; Toenail disorder; Nail infection
II. Onychia ·noun An affection of a finger or toe, attended with ulceration at the base of the nail, and terminating in the destruction of the nail.