Inkcazo kunye nokusetyenziswa kovavanyo lwe-BUN
Igazi i-nitrogen urea - i-BUN - kukuhlolwa kwegazi okwenziwa njengommakishi wezenzo zezintso. Le nxalenye yepaneli engundoqo yokwenza izixhobo zempilo. Kwakhona kusetyenziselwa ukujonga ukuqhubeka kweentliziyo. I-BUN ikhiqizwa ukuphuka kweeprotheni kwaye ngokuqhelekileyo ikhutshwe kwigazi ngeentso. Inani eliphakamileyo kunexabiso eliqhelekileyo lingabonisa umsebenzi ongenasifo wengqondo.
BUN Iimilinganiselo eziqhelekileyo
- Uhlobo oluqhelekileyo lwe-BUN luyi-6 ukuya kwi-20 mg / dL, nangona uhla luyahlukahluka kwilebhu kwibhanki. Jonga kwibanga lebhu yakho.
- I-BUN ephezulu ingabangelwa ngumsebenzi onzima we-kidney, ukungaphumeleli kwintliziyo ye-congestive, ukuphazamiseka kwamanzi emzimbeni, ukutshitshiswa, ukuhlaselwa kwintliziyo yakutsha, ukungcola, ukutya okuphezulu kwiprotheni okanye ukuphuma kwamanzi.
- I-BUN ephantsi ayiqhelekanga kodwa ingafunyanwa ngokusesikweni ngokungondleki, isifo esiqatha okanye isibindi.
Yintoni i-Blood Urea nitrogen - BUN?
I-BUN iyimveliso yenkunkuma ye-cell metabolism. Ufumana iprotheni ukusuka ekudleni okutyayo, kwaye ungene kwigazi eliphuma emathunjini ukuba lisetyenziswe ngamaseli kuwo wonke umzimba wakho. Amaseli akho aphula iprotheni phantsi kwe-amino acids ukuze abuyele kwiiprotheni abazifunayo kwiinkqubo ezahlukeneyo. Oku kuvelisa i-ammonia ene-nitrogen ene -product kwaye iyancipha kwigazi. Isibindi sitshintsha i-ammonia e-urea ukuba yenze ibe yinto engcolileyo kwaye ithumele urea ngaphandle kwegazi.
Urea icutshulwe ngaphandle kwegazi ngeentso.
Ukuba konke kuhamba kakuhle, kukho uhla oluqhubekayo lwe-urea oluveliswayo kwaye lukhutshwe yizintso kwimvini. Inqanaba le-BUN egazini, ngoko, lizinzile. Ukuba izintso zonakaliswe kwaye zingasebenzi kakuhle, urea kunye ne-nitrogeni equletheyo ayifakwanga ngokupheleleyo kwigazi.
I-BUN engaphezu kwama-20 mg / dl yinkomba yokusebenza kweentso.
Uvavanyo lweBUN lwenziwa njani?
Uvavanyo lwe-BUN luyingxenye yovavanyo lwe-Chem 7 ye-chemistry ye-blood or panel panel. Eli qela leemvavanyo liquka i-glucose, i-BUN, i-creinine, i-carbon dioxide, i-sodium, i-potassium kunye ne-chloride. Kuqhelekile ukuba eli jongana lisebenza ngexesha lokuhlolwa kwezempilo kunye nokubeka esweni ukulawulwa kwesifo sikashukela. Zonke zenziwe kwiphupha elifanayo legazi, ngokuqhelekileyo lihlalutyiweyo kwibhabyri kwisixhobo esisetyenziselwe ukuvavanya bonke ngexesha elinye.
I-BUN nayo inxalenye yepaneli yeenaliti zemvavanyo. Eli phaneli liquka ezinye ixabiso elithile elivandlakisayo ukuba iinjongo zakho zisebenza njani.
I-BUN ingabuye iyalwe kunye novavanyo lwe-creatinine ukujonga ubungakanani phakathi kwezi zibini. Umlinganiselo ophezulu unokuba ngenxa yemeko ebangela ukunciphisa ukuhamba kwegazi kwizintso, ezifana nokuhluleka kwenhliziyo okanye ukunyanzelisa amanzi.
BUN kuLawulo lweSwekile
Ukungaphumeleli kwezintso kuyinkxalabo yesifo sikashukela . Inqanaba le-BUN (igazi urea nitrogen) egazini lisetyenziselwa ukujonga ukuqhubela kweentso. I-BUN ingabuye ijongwe ukuba unikwe iziyobisi ezingaphazamisa umsebenzi wezintso.
> Imithombo:
> Igazi le-Urea iNitrogeni, iLeb Uvavanyo lwe-Lab, kwi-Oktobha 29, 2015. Umbutho waseMelika weKlinikhi yeKlinikhi.
> ULaura J. Martin, > MD, > UBUN - uvavanyo lwegazi, iMedlinePlus, 4/30/2015. ILayibrari yeSizwe ka-US yamayeza.