n.吐血；呕血

The patient presented with hematemesis, which was indicative of upper gastrointestinal bleeding.
病人出现了呕血症状，这表明存在上消化道出血。
Hematemesis and melena were the main symptoms that led to his hospitalization.
呕血和黑便是导致他住院的主要症状。
Acute hematemesis is a medical emergency requiring immediate attention.
急性呕血是一种需要立即处理的医疗紧急情况。
She experienced massive hematemesis after consuming excessive amounts of alcohol.
她在过量饮酒后出现了大量呕血。
The patient had recurrent hematemesis due to a peptic ulcer.
由于胃溃疡，病人反复出现呕血症状。
The doctor suspected esophageal varices as the cause of the hematemesis.
医生怀疑食管静脉曲张是引起呕血的原因。
After taking aspirin for several days, he started experiencing hematemesis.
连续服用阿司匹林几天后，他开始出现呕血现象。
The patient's hematemesis resolved following endoscopic treatment for their gastric ulcer.
在接受了胃镜下治疗胃溃疡后，病人的呕血症状得以缓解。
Hematemesis can be a sign of severe gastritis or stomach cancer.
呕血可能是严重胃炎或胃癌的症状。
In cases of hematemesis, it's crucial to identify and control the source of bleeding promptly.
对于呕血病例来说，迅速识别并控制出血源至关重要。