| folliculitis barbae | Tinea of the beard, occurring as a follicular infection or as a granulomatous lesion; the primary lesions are papules and pustules. Synonym: barber's itch, folliculitis barbae, ringworm of beard, tinea sycosis, trichophytosis barbae. (05 Mar 2000) |
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| folliculitis decalvans | A papular or pustular inflammation of the hair follicles of the scalp seen mostly in men, resulting in scarring and loss of hair in the affected area. Synonym: acne decalvans, alopecia follicularis. (05 Mar 2000) |
| folliculitis keloidalis | A type of acneiform disorder in which secondary pyogenic infection in and around pilosebaceous structures ends in keloidal scarring. It manifests as persistent folliculitis of the back of the neck associated with occlusion of the follicular orifices. It is most often encountered in black or asian men. (12 Dec 1998) |
| folliculitis nares perforans | Inflammation of a hair follicle in the nose; the infection extends to, and perforates, the cutaneous surface. (05 Mar 2000) |
| folliculitis ulerythematosa reticulata | Erythematous "ice-pick" or pitted scars on the cheeks; a scarring type of folliculitis, associated with keratosis pilaris and commonly inherited as an autosomal dominant trait. Synonym: atrophoderma vermiculatum. (05 Mar 2000) |