A chronic, inflammatory skin disorder that affects the scalp, central face and skin folds; it is characterized by scaling and itching. The disease is seborrheic dermatitis (Monarch Disease Ontology term MONDO_0006608). Also known as: Seborrhoeic dermatitis, Seborrhoeic eczema, cradle Cap, seborrhea, seborrheic dermatitis (disease), seborrheic eczema, skin seborrheic.