PMC9762068_01
Dorsal and palmar aspects of the hands and fingers of (A, B) the patient and (C, D) the patient's mother covered with erythematous lichenified plaques and black hemorrhagic vesicles with red and white streaks in the nails.
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PMC9762068_01_gr1.jpg
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Notably, the patient's mother had a similar rash affecting the hands and feet (Fig 1).