Kev siv koob txhaj tshuaj

Feem ntau tsis muaj kev cai tshwj xeeb rau kev siv cov koob txhaj tshuaj endoscopic, tab sis kev saib xyuas yuav tsum tau them rau cov kev xaiv ntawm cov koob (hais saum toj no), ua raws li kev siv cov koob txhaj tshuaj. ze rau oblique pos. Vertical puncture thiab parallel puncture yuav tsum zam. Vertical puncture yog ib qho yooj yim heev rau nkag mus tob thiab ua rau los ntshav los yog perforation, thaum thaum uas tig mus puncture yog ib qho yooj yim rau puncture thiab ua tsis tau lub hom phiaj ntawm submucosal los yog intravascular txhaj. Yog li koj yuav tsum tau them sai sai rau qhov no hauv kev siv ib txwm.