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Section Index
10. Junqiao Feiyang: I have a small, hairless black birthmark on my face, which I previously treated with laser three times. However, some parts remain untreated, and scars have already formed. How should this be treated?
Answer: Birthmarks are essentially vascular tumors. Laser and radiofrequency treatments are not very effective; if the patient has a scar-prone constitution, scarring may even occur, making the mark look worse than before.
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