What are the symptoms of cancer vomiting?

The most common causes of vomiting in advanced cancer patients are adverse reactions caused by chemotherapy drugs, or tumor compression of abdominal organs such as gastrointestinal tract, resulting in poor digestive function. When cancer patients repeatedly show vomiting, active symptomatic treatment should be given, and at the same time, the cause should be clarified. When patients repeatedly show vomiting, it will cause malnutrition, emaciation and other complications, affecting disease prognosis. In particular, we need to be alert to some gastrointestinal tumor patients, vomiting may show hematemesis, then we must be highly alert to gastrointestinal bleeding. Tumor patients, especially those with brain metastases, vomiting is more common symptoms, then may show increased intracranial pressure, vomiting is more common manifestations of increased intracranial pressure, to apply dehydration treatment, reduce intracranial pressure, reduce vomiting in advanced cancer patients.