There are about five symptoms of death in patients with uremia: 1. Heart failure, the patient has palpitations, shortness of breath, inability to lie down, coughing, coughing up blood, and may have pink foamy sputum. There is a significant acceleration of the heart rhythm, and a galloping rhythm can be heard.2. Severe lung infection is also a major cause of death, with fever, coughing, coughing, and difficulty breathing.3. Hypertension, as well as hypertensive encephalopathy and cerebral hemorrhage, with hemiplegia, impaired consciousness, drowsiness, and even coma.4. Gastrointestinal bleeding, with patients experiencing nausea, vomiting, vomiting blood, black stools, decreased blood pressure, and even hemorrhagic shock.5. Hyperkalemia, with slowed heart rate and cardiac arrest, which may be preceded by cardiogenic cerebral ischemia syndrome.