Sinclair scale for female pattern hair loss on the scalp

Reproduced from: Sperling LC, Sinclair RD, Shabrawi-Caelen LE. Alopecias. In: Dermatology, 3rd ed, Bolognia JL, Jorizzo JL, Schaffer JV, et al (Eds), Saunders 2012. Illustration used with the permission of Elsevier Inc. All rights reserved.