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Dr. Andrew Rynne
MD
Dr. Andrew Rynne

Family Physician

Exp 50 years

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What causes whitish/yellowish patch on back of neck spreading to mouth, chin?

My husband first notice a whitish /yellowish patch on the back side of my neck. After 2 to 3 days I noticed that it is appearing on the sides of my mouth and then on my chin.these patches are spreading frequently. And now after few days I am noticing them on my hands. I am worried. Don t know whether it is vitiligo or pityriasis alba. Can anyone help me?
Thu, 26 Sep 2019
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Dermatologist 's  Response
Hello,

I have gone through complaints and it could be pityriasis alba or polymorphic light eruption which is an allergic reaction to sunlight.

Hope I have answered your query. Let me know if I can assist you further.

Take care

Regards,
Dr Asmeet Kaur Sawhney, Dermatologist
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