causes of scalp dermatitis
Irritated, red, and itchy skin on the scalp, which causes the flakes known as dandruff, is called scalp eczema. Scalp eczema is a type of eczema that causes inflamed, itchy, dry skin to form on your scalp. The most common type of scalp eczema is known as seborrheic dermatitis, and its most unwelcome symptom is dandruff. When a baby's scalp gets this scaly, flaky skin, it's often called cradle cap. Scalp Eczema Symptoms.
Although the cause is unknown, several contributing factors may play a role in developing seborrheic dermatitis: abnormality of the oil glands and hair follicles, a yeast fungus with bacteria growing in the sebum, production of certain hormones, stress, change of seasons (outbreaks seem worse in winter) and fatigue.