Dab tsi yog blasts hauv cov ntshav?

Video: Dab tsi yog blasts hauv cov ntshav?

2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44

Hauv biology thiab hauv tshuaj, cov ntawv ntxiv "- tawg "hais txog cov hlwb tsis paub qab hau uas paub tias yog lub cev ua ntej lossis cov qia hlwb. ntshav hlwb kuj los ntawm qhov tsis paub qab hau ntshav -forming cells, los yog tawg , hauv lub cev pob txha.

Ib yam li ib tus tuaj yeem nug, yog tawg hauv cov ntshav ib txwm muaj?

Blasts yog cov ua ntej rau kev paub tab, ncig ntshav cov hlwb xws li neutrophils, monocytes, lymphocytes thiab erythrocytes. Blasts feem ntau pom muaj tus lej tsawg hauv cov leeg pob txha. Lawv feem ntau tsis pom muaj tus lej tseem ceeb hauv ntshav.

Ib tus tseem yuav nug, Blast hauv mob qog noj ntshav yog dab tsi? tawg ntsoog ( tawg KRY-sis) Ib theem ntawm cov kab mob myelogenous leukemia uas nkees, ua npaws, thiab tus mob loj zuj zus tshwm sim thaum lub sijhawm tawg, thaum ntau dua 30% ntawm cov qe ntshav hauv cov ntshav lossis cov pob txha tawg cell (cov qe ntshav tsis paub qab hau).

Tsis tas li, qhov feem pua ntawm kev tawg hauv cov ntshav txhais li cas?

Cov hlwb tsis paub tab tshaj plaws yog hu ua myeloblasts (lossis tawg ). Muaj tsawg kawg 20% tawg hauv lub cev qan yog feem ntau yuav tsum tau kuaj mob AML. (Hauv cov pob txha ib txwm, cov tawg suav yog 5% lossis tsawg dua, thaum lub ntshav feem ntau tsis muaj ib qho tawg .)

Dab tsi yog blasts hu rau CBC?

A CBC kuaj tuaj yeem pom cov qe ntshav leukemic, uas yog npe blasts . Nws kuj tseem tuaj yeem txheeb xyuas qhov hloov pauv ntawm txhua hom ntshav ntawm tes. Pom ib qho ntawm cov kev hloov pauv no hauv cov ntshav tuaj yeem qhia pom tias muaj cov kab mob leukemia.

Pom zoo:

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