Norwood scale
The Norwood classification system classifies patterns of hair loss on a numeric scale. 0: no balding; 1: frontal balding; 2: mild vertex balding; 3: moderate vertex balding; 4: severe vertex balding.
The Norwood classification system classifies patterns of hair loss on a numeric scale. 0: no balding; 1: frontal balding; 2: mild vertex balding; 3: moderate vertex balding; 4: severe vertex balding.