Tattoo Ink - Where Does It All Go

The dermis, a connective tissue made up of collagen and networks of elastic fibers which give skin its resiliency, is the layer in which tattoo ink is deposited. The dermis (papillary layer) immediately below the epidermis is made of loose connective tissue and contains small blood vessels and nerve endings.…

Amalgam tattoo - Wikipedia

Amalgam tattoo is a grey, blue or black area of discoloration on the mucous membranes of the mouth, typically on the gums of the lower jaw. It is a healthcare caused lesion, due to entry of dental amalgam into the soft tissues. It is common, painless, and benign, but it can be mistaken for melanomaSpecialty: Dentistry…