Description

Olsen modified Ludwig's classification for female androgenetic alopecia (FAGA) to include frontal accentuation.


 

Features of Female Pattern Baldness

Grade

perceptible thinning of hair on the crown

thinning limited in the front by a line situated 1-3 cm behind the frontal hair line (fringe or band)

an additional anterior area of thinning in the midline with a triangular shape ("Christmas tree") with the base in front and the sides tapering to meet posteriorly

I

similar to Grade I, but more pronounced rarefaction of the hair on the crown

the triangular area of thinning is larger and loss of hair greater

II

similar to Ludwig's Grade III, with total denudation of hair over the crown

III

 


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