Hello my grandma has been at bedrest for quite a

Patient: Hello. my grandma has been at bedrest for quite a while and now the she was released yesterday she has got this huge swelling on her Arms (rist and hands) and legs (thigh, shins, and feet). the legs are much more excessive. the swelling is at the point where if I press against it my fingers and hands are imprinted on it. any suggestions to help reduce this and any idea how this came about. thank you

Doctor: