Clinical features:
(1) The condition is more often seen in women, especially after menopause.
(2) The patient shows a slowly progressive symmetrical band of hairline recession over the frontal, temporal and parietal regions.
(3) The patient may experience
(3a) partial or total loss of eyebrows.
(3b) loss of body hair (axilla, limbs, elsewhere)
(4) There is minimal perifollicular erythema around the hairline follicles.
Histologic features of a skin biopsy taken from an affected area:
(1) chronic lymphoid perifolliculitis
(2) destruction of hair follicles with fibrosis
(3) reduction in the numbers of hair follicles over time
