Small white spots outside the anus can be caused by perianal eczema, albinism, vitiligo and other disease factors.
1. Perianal eczema: small white spots outside the anus may be caused by perianal eczema, increased secretions in the anal canal, the anus is in a humid environment for a long time, the skin of the perianal area can be stimulated to appear color changes, can be presented in the form of white dots, can be accompanied by itching and pain and other uncomfortable symptoms.
2. albinism: albinism can lead to a reduction or lack of melanin in the skin and hair, can cause local skin color changes outside the anus, small white spots and other manifestations, with the progress of the disease, the area of white spots may gradually increase.
3. Vitiligo: melanocyte destruction can lead to reduced melanin production, vitiligo, vitiligo can lead to skin white spots, can occur in any part of the local skin outside the anus wrinkles and easy to friction, can also occur in the white spots of change.
If you have a small white spots outside the anus, you should consult a doctor in time, under the guidance of a specialist to actively carry out the appropriate treatment, which will help to alleviate the discomfort symptoms as soon as possible.