Cosmetic

1260) What is the percentage of hair loss necessary before alopecia becomes noticeable?

A. 20%
B  30%
C. 50%
D. 60%
E. 70%







REFERENCES & ANSWER





1260) C     50%

Ende K. H., Kabaker S.S.: Hair Restoration: Medical and Surgical Techniques, chapter 26 in Cummings Otolaryngology-Head and Neck Surgery, Fifth Edition, Volume one, 2010, pp. -371-389