When does anagen effluvium occur ?
WHAT IS ANAGEN EFFLUVIUM ? Anagen effluvium refers to hair shedding that arises during the anagen or growth stage of the hair cycle . This is in contrast to telogen effluvium or hair shedding that arises during the telogen on resting stage of the hair cycle . Anagen effluvium is due to an acute injury to the hair follicles by an endogenous or exogenous cause, resulting in sudden diffuse shedding of structually damaged hairs . Diffuse alopecia may occur over a period of days . Anagen effluvium is the pathologic loss of anagen or growth - phase hairs . Classically , it is caused by radiation therapy to the head and systemic chemotherapy, especially with alkylating agents . Anagen effluvium is due to an acute injury to the hair follicles by an endogenous or exogenous cause, resulting in sudden diffuse sheddingof structurally damaged hairs . WHAT CAUSES OF ANAGEN EFFLUVIUM ? Impairs mitosis of hair follicle keratinocytes can cause anagen effluvium . Disru...