Drinking medicine for colonoscopy vomiting blood may be caused by gastroenteritis, gastrointestinal tract mucosal damage, cardia mucosal tear.
1. Gastroenteritis: Gastroenteritis is a digestive disease mainly manifested by diarrhea, nausea, vomiting and abdominal pain, usually caused by the patient’s dietary habits, viral infections, etc. Abdominal pain, nausea and other symptoms, accompanied by vomiting blood.
2. Damage to gastrointestinal mucosa: generally due to the damage of gastrointestinal mucosa caused by drug stimulation, there may be symptoms such as stomach pain, stomach distension, vomiting blood and so on.
3. Tearing of cardia mucosa: Tearing of cardia mucosa usually refers to the sudden increase of intra-abdominal pressure or intra-gastric pressure, which leads to the tearing of esophageal cardia mucosa, and is mainly manifested as gastrointestinal hemorrhage, which is usually caused by alcohol abuse, indigestion, etc. Patients may have symptoms such as vomiting, abdominal pain, vomiting blood, black stools and so on.
It is recommended that patients go to the hospital in time when they find symptoms of vomiting blood, and under the guidance of the doctor for standardized treatment.