Subungual melanoma.
Koenig
R D
RD
McLaughlin
K S
KS
D000368:Aged; D000369:Aged, 80 and over; D003937:Diagnosis, Differential; D005534:Foot Diseases / Q000175:diagnosis / Q000601:surgery; D006214:Hallux; D006801:Humans; D008297:Male; D008545:Melanoma / Q000175:diagnosis / Q000601:surgery; D009260:Nail Diseases