Warning: This article contains graphic images. Xylazine or “tranq” wounds – characterized by deep pockets of dead tissue – have become increasingly visible in Philadelphia among people who use drugs.

A septal infarct is an area of dead tissue in the septum of the heart, which is a wall of tissue dividing the two sides of the heart. It happens when there is a blockage or reduction in its blood ...

Maggot therapy is a wound healing technique in which healthcare professionals apply medical grade maggots to dead or infected tissue to keep the wound clean. It is also known as larval therapy. Maggot ...

The treatment of wounds involves a problem of simple housecleaning—the removal of dead tissue that may promote infection. This process, which doctors call debridement, is surgically difficult even in ...