Cov lus piav qhia luv luv:

Cov khoom no yog cov khoom siv kho mob cov cuab yeej siv feem ntau siv rau kev kuaj endoscopy. Nws muaj peb lub ntsiab lus tseem ceeb: lub koob tsheej endoscopic, tiag tiag-pom kev pom kev, thiab ib 15.6-nti zaub saib. Nrog cov kab ke no, cov kws kho mob tuaj yeem ntes cov kev daws teeb meem zoo rau cov duab endoscopic thiab kev kuaj mob kom raug thiab kho mob. Nws yog cov khoom siv siab tsim rau cov kws tshaj lij kev noj qab haus huv.