呼气卡法14C-UBT诊断胃幽门螺杆菌感染的临床价值

目的 探讨呼气卡法碳-14尿素呼气试验检测胃幽门螺杆菌的临床价值。方法 受试者空腹或餐后3h，受试前漱口，口服胶囊1粒后静坐15min，受试者从呼气卡呼气口往卡内呼气2-5min，当卡上指示宙内指示片的颜色由蓝色变为白色时完成采样。其中520人进行胃镜检查。结果 总阳性率为62．96％；复检的阳性率为19．85％。在接受胃镜检查的520例受检者中，胃镜诊断为消化性溃疡、胃炎和胃癌的患者的呼气试验结果的阳性率分别为91．91％、76．42％和62．07％。结论 呼气卡法^14C-UBT诊断胃幽门螺杆菌感染具有较高的临床实用价值。

Clinical value of Breath-Card Method 14C-Urea Breath Test in diagnosis of Helicobacter pylori infection

Objective To explore the clinic value of breath-card method ^14C-urea breath test in diagnosis of Helicobacter pylori infection. Methods The samples were taken from subjects with empty stomach or 3 hours after eating, gargling and taking a ^14C- Urea capsule orally, waiting for 15 min and then breathing the breath - card for a duration of 2 to 5 min till the screen changed from blue to white. Totally 520 out of the 1507 patients were examined by gastroscope. Remits The total positive rate was 42.66%, reexamination positive rate was 17.95%. The positive rates of peptic ulcer, gastritis and gastric carcinoma in the 520 patients exam- ined by gastroscope were 91.91%, 76.42% and 62.07 % respectively. Conclusion The breath - card method ^14C - Urea breath test is a useful method for diagnosis of Helicobacter pylori infection.