Androgenic alopecia: an entity to consider in adolescence

A 15-year-old healthy adolescent girl went to her physician consultation because she was preoccupied with progressive thinning of her hair since 11 years old. In the last year, she noticed an aggravation, with an excessive hair loss. She does not have hirsutism, acne, asthenia, menstrual irregularities or weight variations. In her family history, she reported that her mother had ‘excessive hair loss after pregnancy’ and her maternal aunt has alopecia of unknown aetiology. At physical examination it was observed diffuse reduction of capillary thickness and density at the frontal scalp area (figure 1) and …