Figure 3.52
A: Acquired triangular alopecia
(Courtesy of Dr. Iris K.
Aronson)
B: Central centrifugal alopecia*
C: Lichen planopilaris*
*Courtesy of Dr. Sophie M.
Worobec
(Figure 3.52C)
Presents commonly with alopecic patches with perifollicular erythema;
± tenderness or pruritus
Histology: lichenoid lymphocytes around affected follicles with vacuolar
degeneration within affected infundibula, perifollicular fibrosis
