Known risk factors for seborrheic dermatitis include:
Increased sebaceous gland activity
Immunodeficiency (eg, lymphoma, renal transplantation, HIV/AIDS)
Neurologic disease (eg, Parkinson's disease, stroke, Alzheimer's disease, autonomic dysfunction)
Certain drug use (eg, dopamine antagonists, immunosuppressants, psoralen/PUVA, lithium)
Low humidity and/or low temperatures
Learn more about seborrheic dermatitis.
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Cite this: William James. Fast Five Quiz: Common Rashes and Skin Irritations - Medscape - Nov 19, 2021.