Morrow-Brooka keratosis

Morrow–Brook keratosis is a rare skin condition that causes hyperpigmentation and hyperkeratosis of the affected areas of the skin, reminiscent of a sunburn. According to some reports, this disease may be associated with ultraviolet radiation or heredity.

Signs of this disease can be found on any part of the skin - on the face, arms, legs, and also in the groin area.