Androgenetic Alopecia
Androgenetic alopecia is the most common cause of alopecia in both men and women. The three recognized forms of AGA include the following:
- Male pattern androgenetic alopecia (MPAGA).
- Female pattern androgenetic alopecia (FPAGA).
- Diffuse androgenetic alopecia.
This typical baldness that accompanies aging in most men usually begins between the ages of 12 and 40 years and is frequently insufficient to be noticed. However, visible hair loss occurs in up to 30 percent over the age of 30 and more than 50 percent over the age of 50. 1
The male pattern androgenetic alopecia is characterized by recession of the hairline in the frontotemporal region, leading to thinning of the hair in the crown area and subsequent convergence of the two areas. The hair-bearing area remains in the temporoparietal and occipital regions. In FPAA, the frontal hairline is maintained while thinning occurs in the crown area. In the diffuse type, thinning is seen simultaneously over the entire scalp.
Written by: Healthplus24 team
Date last updated: March 24, 2009
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Articles in Alopecia