Traction Alopecia | Figure 3.53 A: Traction alopecia (Courtesy of Dr. Paul Getz) B: Hirsutism in female, cheek (Reprint from Freedberg I, Sanchez M, eds. Current Dermatologic Diagnosis and Treatment. New York: Lippincott Williams & Wilkins; 2001) C: Clitoral hypertrophy in child with virilizing tumor (Reprint from Ibeiro RC, et al. Encyclopedia of Cancer. New York, NY: Springer; 2008) |
(Figure 3.53A) - Alopecia due to sustained tension on scalp hair (i.e. tight braids, tight bun, etc.) with initially temporary non-scarring hair loss; however, with time may become permanent with scarring; lag period between tension and alopecia may be a decade or more
- Alopecia involving frontal and/or temporal scalp
- Histology: early cases consistent with trichotillomania; advanced cases with ↓ number of teminal hairs, connective tissue replacing follicles, no significant inflammation
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