melanotic streaking Clinical Challenge: A Widening and Darkening Streak in the Nail Friction – a cause of
Friction a cause of melanonychia b. Severe melanocytic dysplasia with asymmetrical radial streaks (A) Download Scientific Diagram Noticed a dark streak on your nail? It could be melanonychia a condition where pigmentation appears in the nail plate, often as a brown or black line. While it's commonly Longitudinal brown streak in the nail due to a melanocytic nevus of the Download Scientific Diagram
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