Synonyms: Spoon-shaped nails, Concave nails Definition of koilonychia:┬áLoss of longitudinal and lateral convexity of the nail, with thinning and fraying of the distal portions. Conditions associated with koilonychia: Normal variant Soft nails with occupational damage Iron deficiency anemia Hemochromatosis Raynaud’s syndrome Psoriasis (Koilonychia with subungual… Read More

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