Some skin ulcers will just look like a bruise but is very painful. Other skin ulcers can look like a patch of thick, scaly skin. There are also skin ulcers that are filled with pus.
Skin ulcers should be checked by a medical professional. You can find more information here: webmd.com/skin-problems-and-treatments/t....
Bed sores are caused by prolonged pressure on the skin . Usually over bony prominences such as hips or shoulder blades. They can be common in people that are wheelchair or bed bound and are unable to change position frequently.
Early bed sores may look like only mild skin redness. This can progress to pain, ulceration, infection, and even involvement of the underlying muscle or bone.
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