ACMT Toxicology Visual Pearl: Needle to Necrosis

Which of the following agents, when injected along with heroin, is associated with the skin changes pictured?
- Cocaine
- Fentanyl
- Methamphetamine
- Xylazine
Photo by Dr. Matthew Salzman

Which of the following agents, when injected along with heroin, is associated with the skin changes pictured?
Photo by Dr. Matthew Salzman