Photo of a dime next to a small tattoo
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Most of the time, marks are permanent. Tiny tattoos — small dots of ink under your skin — are permanent marks that can't be accidentally rubbed off or washed away. This photo shows how small the tattoos are — about the size of a freckle. Sometimes you'll need multiple tattoos. If you're concerned about receiving tattoos, talk with your radiation therapy team.

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See more Multimedia Jan. 01, 2020