Your nails can reveal hidden health clues, from vitamin deficiencies indicated by dark lines or white spots, to potential ...

Longitudinal melanonychia is the occurrence of tan, brown, or black pigmented bands along the length of the nail bed. It occurs most often in dark-skinned individuals, and it affects girls more ...

It's also important to wear a clean pair of socks every day and wear shoes that fit correctly. This is known as Melanonychia, which can appear as a brown or black band running lengthwise along the ...

An 18-year-old woman with skin type IV and an unremarkable family history reported a 3-year history of a dark brown longitudinal band, with a 4-mm wide reddish brown periphery affecting the ungual ...

Black toenails can be caused by an injury, infections, diabetes, and more. Learn how to get rid of a black toenail and when to see a healthcare provider.

Laugier-Hunziker syndrome is a rare, acquired disorder characterized by lenticular hyperpigmentation of the oral mucosa and longitudinal melanonychia. We present the case of a 63-year-old female with ...

Subungual melanoma is a rare, aggressive type of skin cancer that develops from structures within the nail apparatus.