What is the difference between vitiligo and pityriasis alba

Vitiligo and pityriasis alba are both skin diseases, but in the onset of site, symptoms, pathological changes, treatment, prognosis are different.
1. the onset of the site: vitiligo is located in the face, neck and other exposed, easy to friction, can spread to the whole body; white chaffeas mostly in the face, arms, shoulders and other parts.
2. Symptoms: vitiligo for white patches, border clear, most patients have no self-conscious symptoms; white furfura for hypopigmented white patches, border unclear, the surface of the fine chaff-like white flakes, accompanied by mild itching.
3. Pathological changes: vitiligo due to the body melanocyte reduction, caused by the waning; white furfur is mostly related to Malassezia furfur.
4. treatment: vitiligo local topical calcium phosphatase inhibitors, such as tacrolimus ointment, topical vitamin D3 derivatives, such as cathinol ointment, systemic hormones, such as oral prednisone, etc.; white furfura is self-limiting, generally can be self-limiting, no need for treatment. The doctor’s guidance in the reasonable use of medication.
5. Prognosis: Vitiligo is stubborn and difficult to treat, generally to control the white spots continue to develop for the purpose of the poor prognosis; white chaff rashes have a better prognosis, can be naturally cured.
If you are worried about vitiligo or white furfura, it is recommended to consult a doctor to determine the cause of the disease and timely symptomatic treatment, do not self-medication.