Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs Seborrheic dermatitisUpdated: 2020-04-07OverviewSeborrheic dermatitis is a common skin condition that mainly affects the scalp.SymptomsIt causes scaly patches, red skin, and stubborn dandruff. It can also occur on oily areas of the body, such as the face, upper chest, and back.TreatmentsTreatment involves self-care and medicated shampoos, creams, and lotions. Repeated treatments may be necessary. © 1998-2022 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use