Androgenetic alopecia can be judged on the basis of its family history, special hair loss characteristics and hair pulling test.
1. Family history: androgenetic alopecia often has a genetic predisposition and patients often have a family history. It often occurs before and after puberty.
2. Characteristics of alopecia areata: men show that the hairline of the forehead and sideburns moves backward, and the hairline of the frontal area recedes backward, etc. With the development of the disease, the forehead becomes higher. With the development of the disease, the forehead becomes high to form a “high forehead”, showing “V” shaped baldness; women’s symptoms are generally milder, often manifested as the top of the head of the hair thinning, and so on.
3. Hair pulling test: Androgenetic alopecia is often characterized by a positive hair pulling test. That is, within 5 days without washing the hair, use the thumb and forefinger to pull up 50 to 60 hairs, gently slide along the direction of the hair shaft, count the hairs pulled down, if less than 6 is negative, on the contrary, it is positive.
The occurrence of androgenetic alopecia, it is recommended to timely to the regular hospital consultation, follow the doctor’s instructions standardized treatment.