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Dr. Turegano says keloids can form after an injury, but they can also occur in a surgical scar, ear piercing, tattoo, or in skin conditions like acne or chicken pox.
Keloid formation at the site of a tattoo The most common dermal reactions to tattoo pigments are granulomas and various lichenoid diseases . Other conditions noted have been cement dermatitis , collagen deposits, discoid lupus erythematosus , eczematous eruptions, hyperkeratosis and parakeratosis , and keloids .
They can occur as a result of severe acne or chickenpox scarring, infection at a wound site, repeated trauma to an area, excessive skin tension during wound closure or a foreign body in a wound. Keloids can sometimes be sensitive to chlorine. [citation needed] If a keloid appears when someone is still growing, the keloid can continue to grow as ...
Blackout tattoos have associated health risks, including health risks associated with tattooing in general. Because they cover a large area of skin, blackout tattoos tend to cause increased swelling, as well as risk of keloid scarring and infection. [28] [29]
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A hypertrophic scar is a cutaneous condition characterized by deposits of excessive amounts of collagen which gives rise to a raised scar, but not to the degree observed with keloids. [1] Like keloids, they form most often at the sites of pimples, body piercings, cuts and burns. They often contain nerves and blood vessels.
Researchers are now looking at whether tattoos can raise the risk of different kinds of cancer. Tattoos were associated with a 21% increased risk of lymphoma , a type of blood cancer, in an ...
Tattoos consist of thousands of particles of tattoo pigment suspended in the skin. [38] While normal human growth and healing processes will remove small foreign particles from the skin, tattoo pigment particles are too big to be removed automatically. Laser treatment causes tattoo pigment particles to heat up and fragment into smaller pieces.