Digital clubbing, also called nail clubbing, is a deformity of the nails characterized by a severe round shape of the nail.
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It results from repeated minor trauma, and nail fold and adjacent soft tissue deformities such as nail fold hypertrophy, onychomycosis, onychocryptosis, xerosis, etc.
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Digital clubbing is also called fingernail clubbing or nail clubbing. Drumstick fingers and watch-glass nails are other names for these deformed nails.
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