Video: Dab tsi yog fluorescein ua los ntawm?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Fluorescein Sodium
Nws yog dej-soluble ntsev ntawm tshuaj fluorescein , tseem hu ua resorcinolphthalein sodium, lossis uranine. Ib tus tswv cuab ntawm xanthene pab pawg ntawm cov xim, nws yog cov tshuaj fluorescent tshuaj sib xyaw ua ke los ntawm cov roj av derivatives resorcinol thiab phthalic anhydride.
Yog li, puas yog fluorescein nyab xeeb?
Fluorescein yog tus raug nyab xeeb zas xim Ib yam li cov tshuaj txhaj, muaj qhov pheej hmoo me ntawm kev tsis haum tshuaj. Ob peb tus neeg mob yuav hnov xeev siab. Txawm li cas los xij, tsis zoo li cov zas xim siv rau CT scan, lub plawv angiograms, thiab kev tshawb fawb lub raum, tshuaj fluorescein zas xim tsis muaj iodine.
Tsis tas li, cov kev phiv los ntawm fluorescein yog dab tsi? Cov kev mob tshwm sim tshwm sim ntawm Fluorescite suav nrog:
- xeev siab,
- ntuav,
- chim plab,
- mob taub hau,
- tsaus muag,
- ntshav siab (hypotension),
- hypersensitivity tshua,
- plawv nres,
Kuj paub, fluorescein siv rau dab tsi?
Fluorescein yog fluorophore feem ntau siv hauv microscopy, nyob rau hauv ib hom xim zas zas laser raws li qhov nce nruab nrab, hauv kev tshawb fawb thiab kev tshawb fawb txhawm rau txhawm rau txheeb xyuas cov ntshav ntshav qis, thiab hauv kev zas xim. Fluorescein muaj qhov nqus siab tshaj ntawm 494 nm thiab tso pa tawm ntau tshaj 512 nm (hauv dej).
Puas yog zaub fluorescein raws?
Fluorescein angiography yog kuaj lub qhov muag uas siv cov xim tshwj xeeb thiab lub koob yees duab los saib cov ntshav ntws los ntawm cov hlab ntsha hauv qhov muag. Cov xim uas siv yog a zaub raws zas xim thiab tsis tshua muaj tshwm sim loj.
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