Acanthosis nigricans (AN) is a common cause ... anywhere on the body except the palms of the hands and soles of the feet, but usually appears in more oily areas such as the scalp, face, back ...

Acanthosis nigricans can affect otherwise healthy people or can be associated with internal malignancy, endocrine abnormalities, or obesity. Some cases have a familial tendency. Acanthosis ...

Tingling, numbness, or a “pins and needles” sensation in your hands or feet can be a sign of diabetic neuropathy, an early complication of diabetes. Acanthosis nigricans, characterised by dark ...