a connection between two different systems of tubes in the body, in this case between the urinary and the colon tract due to the freezing injury

a drainage point for the infection that is present

a tiny channel or tract that develops in the presence of inflammation and infection

a tract or opening that forms under the skin from the anus to outside of the body

tract made by infection exiting often through the gingiva and resembling a pimple

An opening in the gum from which pus drains from an infection site, often called a gum boil

Channel emanating pus from an infection site; a gum boil

A bump or boil on the gum tissue, which is a tract, in which an abscessed tooth can drain.