A 56-year-old woman was found dead in her bedroom. Her face and the bed were covered with thick coffee-ground emesis and a pail located adjacent to the bed contained similar material. At autopsy, the upper gastrointestinal tract contained a large quantity of altered blood. The blood was found to originate from a large chronic duodenal ulcer that had eroded into the lumen of an artery in its base.
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Decomposition, or putrefaction, is a combination of two processes: autolysis and bacterial action. Autolysis is the breakdown of…