Androgenetic alopecia: Pathogenesis, clinical features and practical medical treatment

Introduction Androgenetic alopecia (AGA) is by far the most common cause of hair loss. It affects approximately 50% of men by the age of 50 and 20% to 53% of women by the age of 50.1-3 Although it is a medically benign condition, it can have a significant psycho-social impact for patients.4-6 This chapter will highlight the pathogenesis, clinical features and state of the art medical management of AGA.