Assertion: gangrene | /r/AtLocation | untreated
Facets:
Source sentences:
text: When left untreated, gangrene can spread through the body, leading to go to shock, which can be life-threatening.
text: Left untreated, gangrene may progress to a serious blood infection called sepsis.
text: In this case, if your gangrene is left untreated, it may be fatal.