Pressure ulcers, also known as bedsores are lesions that develop under the constant pressure resulting in breakdown of skin and underlying tissue. Treatment involves relieving pressure and dressings. In severe cases, sepsis or gangrene may ensue. Reference: https://www.nhsinform.scot/illnesses-and-conditions/skin-hair-and-nails/pressure-ulcers#:~:text=Pressure%20ulcers%20can%20be%20caused,layer%20of%20the%20skin%20(epidermis) Image via: https://www.mayoclinic.org/diseases-conditions/bed-sores/symptoms-causes/syc-20355893#:~:text=Bedsores%20%E2%80%94%20also%20called%20pressure%20ulcers,%2C%20ankles%2C%20hips%20and%20tailbone.