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Pattern hair loss (also known as androgenetic alopecia (AGA) [1]) is a hair loss condition that primarily affects the top and front of the scalp. [2] [3] In male-pattern hair loss (MPHL), the hair loss typically presents itself as either a receding front hairline, loss of hair on the crown and vertex of the scalp, or a combination of both.
Androgenetic alopecia, or male pattern baldness, is a common form of hair loss that can occur in your 20s, 30s, 40s or later in your life Over time, this hair loss may cause your frontal hairline ...
4. Random Bald Spots. Male pattern baldness can cause a bald patch at the crown of the head. But if it’s forming elsewhere, it may not be androgenic alopecia.
The most common kind of hair loss is male pattern baldness (androgenetic alopecia). Doctors estimate this condition may affect up to 80% of white men by their 70th birthday.
The cause of male-pattern hair loss is a combination of genetics and male hormones; the cause of female pattern hair loss is unclear; the cause of alopecia areata is autoimmune; and the cause of telogen effluvium is typically a physically or psychologically stressful event. [4] Telogen effluvium is very common following pregnancy. [4]
This page was last edited on 25 February 2022, at 15:17 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
Male pattern baldness (androgenetic alopecia) is a common issue that can happen to men of all ages. It can cause diffuse hair loss across the entire scalp, a receding hairline, a bald patch, or a ...
The Hamilton–Norwood scale is used to classify the stages of male pattern baldness. It is one of the widely accepted and reproducible classification system for the male pattern hair loss (androgenetic alopecia). The stages are described with a number from 1 to 7 with a type A variant for the cases with anterior involvement. [1]