| {"diagnostic": {"Suspected Upper Gastrointestinal Bleeding": {"Upper Gastrointestinal Bleeding": []}}, "knowledge": {"Suspected Upper Gastrointestinal Bleeding": {"Risk Factors": "peptic ulcers; prolonged use of nonsteroidal anti-inflammatory drugs (NSAIDs); Helicobacter pylori infection; esophageal varices; alcohol abuse; tumors; anticoagulant medications; stress ulcers; esophagitis or gastritis.; etc.", "Symptoms": "hematemesis (vomiting of red blood or coffee-grounds material); melena (black, tarry stool), or hematochezia (passage of red or maroon material per rec-tum); anemia; Hemorrhagic peripheral circulatory collapse(dizziness, palpitations, fatigue, fainting when standing up suddenly from a flat position, cold sensation of the limbs, increased heart rate, and low blood pressure);fever;zaotemia.; etc."}, "Upper Gastrointestinal Bleeding": "Bleeding outside the digestive tract was excluded: Melena caused by eating and bleeding from the respiratory tract mouth, nose, and throat were excluded.\nGastroscopy: Bleeding is observed or has stopped\n"}} |