11th August 2020

A 50-year-old Afro-Caribbean woman presents to dermatology clinic with a hyper-pigmented patch of skin

A 50-year-old Afro-Caribbean woman presents to dermatology clinic with a hyper-pigmented patch of skin under her right big toenail. She says that she initially dismissed the lesion as a bruise after she stubbed her toe a few months ago.

For the patient above, please select the SINGLE most likely diagnosis. Select ONE option from the list above.