0 a type of hair loss in men, and sometimes women, in which hair is lost from the top and front of the head:
The presence of so-called male-pattern baldness is usually a sign (albeit an unwelcome one) that a man has sufficient amounts of testosterone.
The result is male pattern baldness, which starts with a receding hairline and bald spot.
Some patients may have worsening of acne or occurrence of male pattern hair loss.