A pentagernarian woman presented with an isolated melanonychia of the third digit of the left hand. A 4 mm wide, brown band with irregularly-distributed, well-defined longitudinal parallel lines was visualized with onychoscopy. Gray-brownish structureless area extended from the cuticle to the proximal nail fold.

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Monodactylic Longitudinal Melanonychia with a Hutchinson Sign in a Pentagenarian Woman

  • Paweł Pietkiewicz,
  • Adarsha Adhikari

摘要

A pentagernarian woman presented with an isolated melanonychia of the third digit of the left hand. A 4 mm wide, brown band with irregularly-distributed, well-defined longitudinal parallel lines was visualized with onychoscopy. Gray-brownish structureless area extended from the cuticle to the proximal nail fold.