The patient: a patient with advanced dementia, now unable to take care of himself, does not know whether he is hungry or not, is often in a coma, now has an esophagus inserted but often vomits a lot and vomits with a lot of mucus and extremely viscous urine. In the past six months, the condition has deteriorated and half of the body has become stiff. 1. What kind of treatment should be given to the old man in this case? 2. How can I stop the vomiting? Is it because of the gastric tube? Doctor: From the condition provided, the main goal is to maintain the patient’s physical health condition as much as possible, so we recommend treatment at the local geriatric medicine department. The vomit can be sent to a general hospital laboratory for examination to determine the nature of the vomit. The patient’s water-electrolyte balance should also be ensured, and liver and kidney functions should be rechecked. If there is any abnormality, please seek prompt medical attention from internal medicine. If it is difficult to take care of the patient at home, you can seek help from an institution or hospital with professional care experience.