RT Book, Section A1 Gao, Yi A1 Farah, Ronda A2 Soutor, Carol A2 Hordinsky, Maria K. SR Print(0) ID 1190936277 T1 Acne, Rosacea, and Related Disorders T2 Clinical Dermatology: Diagnosis and Management of Common Disorders, 2e YR 2022 FD 2022 PB McGraw-Hill Education PP New York, NY SN 9781264257379 LK accessmedicine.mhmedical.com/content.aspx?aid=1190936277 RD 2024/03/29 AB Acne and related pilosebaceous disorders rarely cause serious systemic symptoms, but these common skin diseases are often chronic, requiring long term therapy and can cause significant psychosocial distress. These disorders arise from abnormalities associated with the pilosebaceous unit, which is comprised of the hair shaft, hair follicle, and sebaceous gland.