Cicatricial alopecia

Overview
Cicatricial alopecia presents clinically with the effacement/scarring of follicular orifices, always in a patchy or focal distribution.

Differential Diagnosis of Causes of Cicatricial Alopecia
Causes of noncicatricial alopecia include :


 * Acne necrotica
 * Alopecia mucinosa
 * Atrichia with papular lesions
 * Central centrifugal cicatricial alopecia
 * Erosive pustular dermatitis of the scalp (Erosive pustular dermatosis of the scalp)
 * Folliculitis decalvans
 * Hot comb alopecia
 * Keratosis pilaris atropicans
 * Lichen planopilaris
 * Lupus erythematosus
 * Perifolliculitis capitis abscedens et suffodiens (Dissecting cellulitis of the scalp, Dissecting folliculitis, Perifolliculitis capitis abscedens et suffodiens of Hoffman)
 * Pressure alopecia
 * Pseudopelade of Brocq (Alopecia cicatrisata)
 * Sarcoidosis
 * Traction alopecia
 * Tufted folliculitis
 * Tumor alopecia