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Cov hniav tsis tshua muaj tsawg?

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Cov hniav tsis tshua muaj tsawg?
Cov hniav tsis tshua muaj tsawg?

Video: Cov hniav tsis tshua muaj tsawg?

Video: Cov hniav tsis tshua muaj tsawg?
Video: tuav wb lub neej kom ruaj khov - Mang Vang ft. Christina Xyooj [Official Audio] 2021-22 2024, Tej zaum
Anonim

Cov hniav no, uas tshwm sim hauv. 15 feem pua rau 4 feem pua ntawm cov pej xeem, tuaj yeem tshwm sim rau txhua tus tab sis feem ntau cuam tshuam nrog cov neeg uas muaj Gardner's syndrome (ib yam kab mob tsis tshua muaj caj ces), Down syndrome, lossis hauv cov neeg yug los nrog ib tus mob. daim di ncauj.

Puas yog cov hniav muaj ntau tshaj li qub?

Thaum ib tus hniav ntau dhau yog qhov tshwm sim, ntau qhov hyperdontia tsis tshua muaj nyob rau hauv cov neeg uas tsis muaj lwm yam kab mob los yog cov tsos mob. Ntau cov hniav ntau ntau yeej tsis erupt, tab sis lawv yuav ncua sij hawm tawg ntawm cov hniav nyob ze los yog ua rau lwm yam teeb meem hniav los yog orthodontic. Molar-type ntxiv cov hniav yog hom ntau tshaj plaws.

Puas muaj cov hniav tsawg tsawg?

Hyperdontia ntau npaum li cas? Qhov tshwm sim ntawm hyperdontia yog nyob nruab nrab ntawm 1% thiab 4% ntawm cov pejxeem nrog txiv neej thiab poj niam piv ntawm 2: 1; Feem ntau ntawm cov mob tsuas yog siv rau ib tus hniav xwb. Muaj ntau tshaj li 30 tus hniav supernumerary nyob rau hauv ib tug neeg, tab sis xws li tus lej loj tsis tshua muaj

Dab tsi yog cov hniav ntau tshaj plaws?

Cov hniav uas muaj ntau tshaj plaws uas tshwm nyob rau hauv maxillary midline yog hu ua a mesiodens. Kev kho mob nyob ntawm hom thiab txoj hauj lwm ntawm tus hniav supernumerary thiab ntawm nws cov nyhuv ntawm cov hniav uas nyob ib sab.

Puas ob cov hniav tsis tshua muaj?

Ob tug hniav tsuas yog tshwm sim hauv 12–23% ntawm cov mob hyperdontia. Tsawg dua 1% ntawm tag nrho cov mob, muaj ntau tshaj ob tug hniav ntxiv.

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