White dead skin above anu

My friend has white dead skin like mass as shown. It is not itchy but he keep scratching it time to time pulling out the skin. He is hesitant to go for checkup. What is it? How serious is it? Is there any treatment?
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Doctor Answers (1) on White dead skin above anu

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​​Thanks for the query​​. ​​This presentation can be seen with many skin diseases. The best option is to consult a Dermatologist in p​​erson to understand the problem and get it diagnosed. A proper treatment can the​​n be started. Di​​scuss the situation and hope it will be cleared in​​ few days. Don't delay the appointment. ​​ Most probably it could be erythrasma or psoriasis alba.
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