Itchy skin on the face may be caused by seborrheic dermatitis, contact dermatitis, rosacea and other diseases.
1. Seborrheic dermatitis: The onset of seborrheic dermatitis may be related to seborrhea, microorganisms, neurotransmitter abnormalities, and physical climate factors. It is characterized by facial erythema and greasy flaking, accompanied by different degrees of itching, and may recur.
2. Contact dermatitis: related to contact with allergens or irritants, commonly seen on the face in contact with cosmetics, face masks, skin care products, etc., which may cause erythema and papules on the skin at the contact site, accompanied by tingling, itching and other symptoms.
3. Rosacea: associated with genetics, skin immunity and abnormal vasodilatory function. Facial flushing, capillary dilatation, papules and pustules can occur, often accompanied by dry skin, burning, stinging and itching sensation.
Itchy skin on the face, it is recommended to seek medical attention for examination and treatment to avoid adverse effects.