Perifolliculitis Capitis Abscedens et Suffodiens Treated with Anti-tumor Necrosis Factor-alpha - Possible New Treatment Option.

The case of a 26-year-old male patient with perifolliculitis capitis abscedens et suffodiens (PCAS) who later developed hidradenitis suppurativa (HS) and exacerbation of acne is presented. The patient did not respond well to conventional treatment including isotretinoin and oral antibiotics. Quality of life was significantly impaired. After introduction of anti-tumor necrosis factor-alpha (TNF-α) treatment, the patient's clinical picture improved dramatically and quality of life increased. The treatment has been well tolerated by the patient for 15 months at time of writing this report.