Cov lus piav qhia ntxaws
Fecal occult blood test kuj hu ua fecal occult blood test.Nws yog ib qho kev sim siv los kuaj xyuas cov qe ntshav liab zais lossis hemoglobin hauv cov quav, transferrin.Qhov no yog qhov qhia tau zoo heev rau GI los ntshav.
Fecal occult ntshav yog ib qho kev ceeb toom ntxov ntawm kev zom zaub mov txawv txav, thaum lub plab zom mov los ntshav me me, cov tsos mob ntawm cov quav tuaj yeem tsis muaj qhov txawv txav, uas tsis tuaj yeem pom ntawm qhov muag liab qab.Yog li ntawd, kev kuaj ntshav fecal occult yuav tsum tau ua rau cov neeg mob uas xav tias mob plab hnyuv los ntshav, uas yog qhov tseem ceeb rau kev kuaj xyuas ntxov ntawm cov qog nqaij hlav plab (xws li mob qog noj ntshav, mob qog noj ntshav, mob plab, polyps, adenomas).