Likely seborrheic dermatitis, a chronic inflammatory skin condition caused by Malassezia yeast commonly on the scalp, face, and folds. It’s non-contagious and tends to recur. Use mild antifungal shampoo (like ketoconazole 2% twice a week).
Next Steps
If persistent, consult a dermatologist for further evaluation.
Health Tips
Avoid oiling and harsh soaps. Keep scalp clean and dry.