Symptoms of bedsores are: Changes in skin color or texture. Swelling. Pus-like draining. An area of skin that feels cooler or warmer to the touch than other areas. Sore areas. Bedsores fall into one of several stages based on their depth, how serious they are and other features. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.