Familial Acanthosis Nigricans

13 Sep: Acanthosis Nigricans

Acanthosis nigricans describes a pattern of hyperpigmentation that results in dark and velvety patches of skin around the neck, armpits, groin, and other skin folds. This condition is almost always an indicator of some internal hormonal imbalance. There are five types of acanthosis nigricans. Read more to find out what they are and how they are treated.