If blood vessels are damaged , people can suffer a gangrene infection .
如果人体血管受损，就可能会导致坏疽感染。
The drug , phenergan , which is also known as promethazine , can cause gangrene and serious tissue damage when unintentionally injected into an artery .
More than two million patients annually end up in the most advanced stage of pad , known as critical limb ischemia , which can lead to ulcers that don 't heal and gangrene .
" I don 't want people to start thinking they can go out and buy honey and start to treat their wounds , " she tells shots . " Some honeys have spores that can cause gangrene and wound botulism . "
