Patients who are dying often have the following manifestations: a. Patients are in a state of extreme energy deficiency because they cannot eat normally, and they can show cachexia, extreme emaciation of the body, and physical examination shows that the fat and muscles of the abdomen are very thin, and the ribs on both sides are obviously prominent; b. Patients are lethargic most of the time, mainly because the body does not have enough energy to support normal communication, and the method of lethargy can reduce This is due to the relaxation of the anal urethral sphincter, and the urine and feces are discharged by themselves; fourth, the patient can show obvious swelling of the limbs, mainly due to the extreme weakness of the kidneys, loss of urinary function, and the accumulation of more water in the loose parts of the body and the swelling of the limbs.