There is still a lot of dandruff after washing hair, which may be related to physiological factors, seborrheic dermatitis, asbestos chaffing, psoriasis, fungal infection and other conditions.
1. Physiological factors: If patients over-wash their hair, use poor-quality shampoos, long-term perming and dyeing of hair, etc., it may lead to dehydration or allergy of the scalp, and symptoms such as itchy skin and dandruff may occur. In addition, if in the fall and winter seasons, the weather is dry, the skin will also have dandruff.
2. Seborrheic dermatitis: it is a chronic inflammatory skin disease that usually grows on the face and head of the patient. Typical symptoms are erythematous rash, and there may be greasy crusts on the surface of the rash, accompanied by scales and itching.
3. Asbestos chaff rash: on the patient’s scalp, a layer of grayish-white scales, which looks thicker, accumulates and sticks to the scalp, with a slight itching sensation.
4. Psoriasis: Typical symptoms are relatively clear patches of skin with a thick layer of scales, and accompanied by itching.
5. Fungal infection: there will be obvious itching, accompanied by increased dandruff and hair loss and other phenomena.
If there is still a lot of dandruff after washing your hair, it is recommended to consult a doctor in time to improve the relevant examination, to clarify the cause, and follow the doctor’s instructions to standardize the treatment.