ICD-11 definition : A physiological phenomenon in which diffuse hair loss occurs two to three months following
parturition. It is due to a postponement of the normal cyclical conversion of anagen
hairs to telogen during pregnancy. After parturition a large number of anagen hairs
are converted simultaneously to telogen and shed two to three months later. Normal
hair cycling is then resumed.;
A physiological phenomenon in which diffuse hair loss occurs two to three months following
parturition. It is due to a postponement of the normal cyclical conversion of anagen
hairs to telogen during pregnancy. After parturition a large number of anagen hairs
are converted simultaneously to telogen and shed two to three months later. Normal
hair cycling is then resumed.