Most cases of folliculitis present with a history of lesions in the beard growing area. Physical examination typically reveals erythematous lesions around the ostia of the hair follicles. Diagnosis is almost always clinical although laboratory tests requested include Gram stain, potassium hydroxide (KOH) preparation, Tzanck smear, culture for micro-organisms, and skin biopsy.

BMJ Best Practice is an evidence-based point of care tool for healthcare practitioners.

To continue reading and access all of BMJ Best Practice's pages you'll need to log in or start a free trial.

You can access through your institution if your hospital, university, trust or other institution provides access to BMJ Best Practice through either OpenAthens or Shibboleth.

Use of this content is subject to our disclaimer