Spotted nails + psoriatic onycholysis: pronounced pit-shaped nail dystrophies (so-called spots) in known psoriasis; distal area of the nail lifted from its base by a subungual psoriatic lesion (onycholysis).
Pachyonychia congenita: congenital nail dystrophy affecting all finger and toe nails with palmoplantar keratoses: Shown here are claw-shaped, thickened and curved toenails; indicated teat pads.
Tinea unguium. in the distal part of the nail matrix a large-area, colorful, not painful nail discoloration (yellow-blue-green) is visible. total dystrophy of the big toe nail.
Tinea unguium: distalsubungual onychomycosis. strong, yellowish-white discoloration of the nail matrix of the left big toe in a 57-year-old man. the nail matrix is affected to about 70%. secondary findings are interdigital mycosis and recurrent erysipelas of the left foot.
Tinea unguium: distalsubungual discoloration in fungal infection; the nail matrix is crumbled under the surface and can be easily removed with a cleaning instrument.
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