Seborrheic Dermatitis By Thomas M Ruenger, MD, PhD, Georg-August University of Göttingen, Germany Reviewed / Revised Jan 2023 View Patient Education Symptoms and Signs Diagnosis Treatment Key Points Topic Resources Seborrheic Dermatitis Seborrheic Dermatitis (Retroauric... Seborrheic Dermatitis (Infant) Seborrheic dermatitis is a common inflammatory condition of skin regions with a high density of sebaceous glands (eg, face, scalp, sternum).