| 1. | Q . What is a keloid and how do you get one?
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| 2. | Cryotherapy or cryosurgery is an application of extreme cold to treat keloids.
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| 3. | True incidence and prevalence of keloid in United States is not known.
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| 4. | There is little evidence that vitamin E helps with keloids or scarring.
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| 5. | Keloids are not dangerous but can be disfiguring, tender and sometimes itchy.
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| 6. | If the keloid becomes infected, it may ulcerate.
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| 7. | In some people, keloid scars form spontaneously.
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| 8. | Treatment of a keloid scar is age dependent.
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| 9. | Hypertrophic scars and keloids tend to be more common in wounds closed by secondary intention.
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| 10. | Subsequent surgical removal is unnecessary, and risks keloids and recurrence in the operative scar.
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