Video: Dab tsi yog aqueous shunt?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov dej txias yog cov cuab yeej uas tau siv los txo qis kev nkag siab hauv lub cev (IOP) hauv glaucoma los ntawm kev tso kua dej ( dej kev lom zem) los ntawm sab hauv lub qhov muag mus rau cov hlwv me me los yog tom qab lub qhov muag.
Hais txog qhov no, qhov muag tsis pom dab tsi?
Ib hom kev phais mob glaucoma tsis tu ncua siv lub raj shunt , uas yog cov cuab yeej hloov pauv glaucoma uas tau cog rau hauv qhov muag kom hloov qhov kev lom zem aqueous (cov kua hauv qhov muag ) los ntawm sab hauv ntawm qhov muag mus rau lwm qhov chaw tso dej.
Ib qho ntxiv, Ahmed lub valve ntev npaum li cas? Qhov nruab nrab ntawm cov xov tooj cua endothelial poob tom qab AGV kev cog qoob loo yog 5.8% hauv 1 lub hlis, 11.5% tom qab 6 lub hlis, 15.3% tom qab 12 lub hlis, 16.6% tom qab 18 lub hlis, thiab 18.6% tom qab 24 lub hlis. Qhov poob loj tshaj ntawm cov endothelial cells yog 22.6%, thiab tau pom nyob hauv thaj tsam ntawm valve cev.
Ib yam li ntawd, yuav muaj dab tsi tshwm sim tom qab lub raj phais phais?
Cov teeb meem ntawm cev - shunt phais uas yuav tshwm sim yog tom qab phais suav nrog: siab nyob rau hauv lub qhov muag, ua rau qhov chaw nyob rau hauv ib feem ntawm lub qhov muag (anterior chamber) to collapse (malignant glaucoma ). Kev muag muag muag vim qhov poob dej (hypotony).
Kuv tuaj yeem xav tau dab tsi tom qab lub qhov muag stent?
Tom qab cov txheej txheem , koj yuav zoo li tau txais tshuaj tua kab mob thiab tiv thaiv kab mob qhov muag poob los siv. Koj tus kws kho qhov muag yuav muaj sijhawm teem sijhawm ntsib koj hnub ntawd ua raws cov phais . Rov qab lub sijhawm feem ntau yog nrawm, tab sis koj tus kws kho mob yuav pom zoo kom koj so ob peb hnub ua haujlwm.
Pom zoo:
Dab tsi yog glycoprotein dab tsi yog ib qho ntawm kev siv glycoproteins?
Glycoproteins yog cov protein uas muaj cov oligosaccharide saw (glycans) covalently txuas nrog cov amino acid sab-saw. Glycoproteins kuj tseem yog ib qho tseem ceeb ua ke ntawm cov protein, uas lawv ua lub luag haujlwm hauv kev sib cuam tshuam ntawm tes -cell
Dab tsi yog cov khoom siv hauv lub cev zom zaub mov thiab lawv lub luag haujlwm yog dab tsi?
Cov khoom siv hauv lub cev zom zaub mov suav nrog cov hniav, tus nplaig, cov qog ua kua qaub, daim siab, lub zais zis, thiab txiav txiav. Txhawm rau ua tiav lub hom phiaj ntawm kev muab lub zog thiab khoom noj khoom haus rau lub cev, rau lub luag haujlwm tseem ceeb nyob hauv cov txheej txheem zom zaub mov: nqos. Kev zais
Dab tsi yog shunt rau daim siab?
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Dab tsi yog venous shunt?
Intrahepatic portosystemic venous shunts (IPSVSs) tsis tshua muaj kab mob hauv lub cev tsis zoo uas tuaj yeem yug los lossis tau txais. Hauv hom 2 IPSVS, ib lossis ntau qhov kev sib txuas tau muaj nyob ntawm cov ceg ntoo sab hauv ntawm lub qhov rooj thiab cov leeg leeg hauv ib leeg ua ntu ntu
Qhov lom zem aqueous nyob qhov twg hauv qhov muag nyuj?
Aqueous yog cov kua nyias nyias, muaj dej nyob hauv cov chav hauv ntej thiab tom qab ntawm lub qhov muag. Lub anterior chamber nyob nruab nrab ntawm lub iris (xim ib feem ntawm lub qhov muag) thiab sab hauv ntawm lub cornea ( pem hauv ntej ntawm lub qhov muag). Lub tsev nyob tom qab yog nyob tom qab lub qhov muag thiab nyob rau hauv pem hauv ntej ntawm lub lens