Two days after washing hair head special itch, may be faster metabolism, seborrheic dermatitis, ringworm and other factors.
1. faster metabolism: if the patient usually faster metabolism, will make the oil secretion increase, the local production of oil covered in the scalp, affecting the scalp’s permeability, which leads to the local long-term in the hot and humid environment, caused by the symptoms of two days after shampooing head itchy.
2. seborrheic dermatitis: if the patient usually do not pay attention to scalp cleaning, will lead to a large accumulation of local oil in the scalp, so that the malassezia bacteria in the local reproduction, thus stimulating the scalp surface, so that the patient appeared two days after shampooing head itchy symptoms.
3. Tinea capitis: when the patient’s scalp is stimulated by fungi such as red ringworm, trichophyton, etc., it will lead to localized dermatophyte infection, thus causing the symptoms of itchy head two days after shampooing, accompanied by localized red pimples, with grayish-white scales attached to the surface and other symptoms.
There may be other reasons for the itchy head two days after shampooing, so you need to cooperate with the doctor to complete the examination and then do the treatment and therapy.