Uxinzelelo lwe-Renovascular hypertension luhlobo lwesondlo soxinzelelo olusisiseko olubangelwa utshintsho olungavumelekanga kwimijikelezo yegazi rhoqo kwiintso. Nangona i-hypertension ye-hypertension maxa wambi ifunyenwe ngokukhawuleza kwizigulane eziyaziwa ngokuba neengxaki zeengtso, ziqheleke ukuba zifumaneke emva kwexesha lokujonga nokuvavanya. Ngenxa yokuba iinjongo zisebenza, ukunyuka kwengcinezelo yokuvuselela i-hypertension kudla kakhulu xa kungaphathwa.
Izizathu
Imithambo ye -Medium-size ebizwa ngokuba yimithambo ye -renal inikeza iizintso ngokujikeleza kwegazi okufuneka zihlanjululwe kwaye zibuyele emzimbeni oqhelekileyo. Ngenxa yokuba imisebenzi yokuhlunga yeentso ixhaswa ngamandla ngamandla oxinzelelo lwegazi, iinjongo zilungile kakhulu ekutshintsheni ukutshintsha kwegazi. Ukuba iintso ziqonda ukuba uxinzelelo lwegazi luyehla kakhulu ukuba lusetyenzise ukuhlutha kwegazi oluqhelekileyo, basabela ngokukhupha ama-hormone enza ukunyusa uxinzelelo lwegazi.
Ukuba ukugeleza kwegazi ngeemitha ze-renal kunciphisa ngenxa nayiphi na isizathu, iintso zingakhohliswa ekucingeni ukuba uxinzelelo lwegazi luphantsi kakhulu. Ngokomzekelo, isifo esibizwa ngokuthi i-renal artery stenosis sinokubangela ukuba i-artifial renal isanciphise, eyanciphisa inani legazi eligeleza ezintsheni. Izintso ziyabona oku kuncipha nokukhulula i-hormone renin kwizame zokuphakamisa uxinzelelo lwegazi nokubuyisela ukuhamba kwegazi ngokuqhelekileyo.
Iingxaki zivela xa, njengokwenza umthambo we-stenosis we-renal, ukwehla kwimizila yegazi akubangelwa yi-blood pressure. Kule meko, iintso ziphelela ukuphakamisa uxinzelelo lwegazi kumazinga aphakamileyo kakhulu ukwenzela ukuba uphendule igazi elingaphaya kwiimitha ze-renal ezincinci.
Ukuxilongwa
Kwizigulane ezaziwa ngokuba neengcongolo zegazi okanye iingxaki zeengtso, ngokukhawuleza ukuphuhlisa uxinzelelo lwegazi luphawu oluqinileyo lokuba ukuxinzeleleka kwengqondo ngokutsha kungasolwa.
Kodwa ngokuqhelekileyo, ukuxilongwa kufuna ukuphanda ngokucopheleleyo kunye neemvavanyo eziliqela. Ezinye iimpawu ezibonisa ukunyuswa kwengxubevange ye-renovascular zi:
- Uxinzelelo olukhulu lwegazi kubantu abangaphantsi kwama-30
- Ukuqala ngokukhawuleza kwexinzelelo eliphezulu yegazi kubantu abadala kunama-55
- Uxinzelelo lwegazi olungaphenduliyo unyango lweziyobisi
- Uxinzelelo lwegazi oluye lwayeka ukuphendula unyango olululo
Iimvavanyo zegazi zenziwa rhoqo kwiimeko ezinokungatshutshisi zengcinezelo yokuvuselela i-renovascular hypertension, kodwa kuphela indlela eqinisekileyo yokufumanisa ingxaki kukubona ukucuthwa kweemitharizo ze-renal. Oku kufuthi kwenziwa ngeenkqubo ezingenasiphelo ezifana ne-MRI okanye i-CT, kodwa ngamanye amaxesha amanqanaba amaninzi afanelekileyo ayadingeka. Kule meko, i-catheter encinci ifakwa kwi-groin kwi-artifial uqobo, kwaye ixabiso elincinci ledayi likhutshwa kwi-catheter tip. Imifanekiso ithathwa ebonisa ukuba idayi ilandela; oku kuya kubonakalisa naziphi na indawo ezincinci kwi-artery.
Unyango
Ukunyanga i-hypertension ye-hypertension ayikho into efanayo nokuphathwa kwengcinezelo ephezulu yegazi. Ngenxa yokuba enye yezinto eziphawulekayo zezifo kukuba ukungaphumeleli ukuphendula unyango lweziyobisi zamasiko, iindlela zokuqhelekileyo zonyango azisebenzi. Icandelo lexinzelelo eliphezulu legazi le-hypertension yesifo sangasese ngokwenene luyisifo sesifo esisisigxina - umtsalane obuncitshisiweyo - ekufuneka uphathwe.
Izinketho zokwelapha ziyahlukahluka ngokubhekiselele kwinto ebangela ukuba umthi we-renal unqande, kodwa iinjongo zifanayo kwimeko nganye - ukukhulisa umzobo ngokwawo nokubuyisela ukuhamba kwegazi ngokuqhelekileyo kwiintso. Indlela eyiyo eyenziwa ngayo ixhomekeke kwizinto ezibangela ukuba umthamo ube mncinci kwindawo yokuqala. Kubantu abadala, ukuxinwa ngokuqhelekileyo kubangelwa yimfuyo enamafutha afana nalawo angabangela ukuhlaselwa kwentliziyo. Isinyathelo sokuqala kunyango ngokuqhelekileyo ukuzama amayeza atshabalalisa ezi ntlawulo. Ukuba le nto ayiphumelelanga, unokhetho oluninzi olungenayo, oluquka ukukhulisa umkhumbi ukuya kubukhulu bayo obuqhelekileyo kunye nenkqubo yocwangco ebizwa ngokuba yi-stenting.
Kwezinye iimeko, ukunciphisa ngenxa yeemeko ezinzima ukulawula. Ezinye izifo zingenza iindonga zeemithwalo yegazi zinyanzise, ezenza ukuba inqanawa ithinte. Oku akunako ukuphathwa ngamachiza, ngoko ke iintlobo zonyango-ezinokugqithiseleyo okanye ezininzi ezingakumbi ezivakalayo - zidla ngokufunekayo. Iindlela ezichanekileyo zokonyango kwezi meko zixhomekeka kwiimeko ezininzi ezinokuhluka ukusuka kwisigulane ukuya kwisigulane, ngoko ke izicwangciso zonyango oluchanekileyo ziqhelekileyo ngokuthe tye.
Ukunyangwa kwengozi yokunyuka kwengqondo kunzima kunokuba unyange ezinye, iintlobo "eziqhelekileyo" zengcinezelo yegazi ephezulu, nangona izinga lokuphumelela liphezulu, lithatha ingozi ephezulu kunye neengxaki ezinokwenzeka. Ukusebenza nogqirha ukuphuhlisa isicwangciso sonyango esifanelekileyo isinyathelo esibalulekileyo sokulwa nesifo esibi.
> Imithombo:
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