Imikhombandlela ebuyekeziwe ekhishwe yiNational Institute of Health ihlose imigomo ephansi yengcindezi yegazi ekulawuleni umfutho wegazi ophezulu. Ucwaningo oluphawulekayo lwembula ukuthi umfutho wegazi we-systolic engaphansi kwamamitha angu-120 we-mercury (mm Hg) wawuphumelela kakhulu ekunciphiseni isifo nesifo senhliziyo kunalokho okuhloswe ngaphambilini kuka-140 mm Hg.
Lokhu kusho ukuthini lokhu
Izincomo ezibuyekezwayo zisho ukuthi udokotela wakho manje unolwazi mayelana nomfutho wegazi omuhle ohlukile olwazini umphakathi wesayensi wezokwelapha ngaphambi kokuba imiphumela yocwaningo lwamuva yocwaningo itholakale.
Ngokuqondene nempilo yakho, lokhu kusho ukuthi uma isifo segazi se-systolic singaphezu kuka-120 mg Hg, udokotela wakho angase ashintshe umthamo wemithi yakho ephikisayo , anganezela imishanguzo emisha, noma angashintsha imithi yakho yamanje kumuthi ohlukile oda ukuze ufinyelele umgomo onempilo.
Okwenza lezi ziqondiso zibuyekezwe
Imihlahlandlela ebuyekeziwe isekelwe isifundo sezomlando esibizwa nge-test SPRINT. Icala le-SPRINT laqhutshwa phakathi kuka-2010-2013, elibandakanya iziguli ezingu-9361 ezivela ezindaweni ezingu-102 ezahlukahlukene e-United States. Bonke abahlanganyeli batholakala benesifo somfutho wegazi futhi babe nesifo segazi se-systolic phakathi kuka-150 mm Hg no-180 mm Hg ekuqaleni kocwaningo. I-Systolic blood pressure iyinani eliphakeme egazini legazi. Ngakho uma ingcindezi yegazi ingu-160/80, isisindo segazi se-systolic singama-160 mm Hg.
Amavolontiya okutadisha ahlukaniswe ngamaqembu amabili- iqembu elilodwa elinomgomo wokuhlushwa we-140 mm Hg (i-standard treatment treatment group) kanye nelinye iqembu elibhekene nokucindezelwa kwe-sympression ka-120 mm Hg (iqembu elikhulu lokwelashwa.) Uhlelo lokuqala kwakuzoqapha abahlanganyeli cishe zonke izinyanga ezintathu iminyaka emihlanu.
Kodwa-ke, iqembu lezokwelapha elinamandla lenze kangcono kakhulu kuneqembu elijwayelekile lokwelashwa abaphenyi baqedile ukutadisha ngemva kweminyaka engaphezu kwengu-3 esikhundleni sokuqedela iphrojekthi ye-5. Iqembu elijwayelekile lokulashwa lilinganiselwa ku-43% izinga eliphakeme lokufa kuneqembu elikhulu lokulashwa. Ukulawula okukhulu kwengcindezi yegazi nomgomo we-systolic blood pressure ngaphansi kuka-120 mm Hg kubangele ukufa okuncane kusuka kwesifo, isifo senhliziyo, nezinye izimbangela zezokwelapha.
Indlela Ukucindezelwa Kwegazi Eliphezulu Kuthinta Ngayo Ingozi Yakho Yokushaya Isisu
Umfutho wegazi ophakeme (umfutho wegazi ophezulu) yisimo esingenakulungele ukusebenza kwenhliziyo evamile kanye negazi. Ukucindezeleka kwegazi kudala isifo senhliziyo, okuholela ekushayweni. Ukwehla komfutho wegazi kulimaza futhi imithwalo yegazi ebuchosheni, okwenza isimo esibizwa ngokuthi yi- cerebrovascular disease , esizimele ngokuzimela futhi senezela engozini yokushaya isifo uma unesifo senhliziyo. Ngakho-ke, sekuye kwaziwa isikhathi esithile ukuthi ukushisa komfutho wegazi kuyingozi enkulu. Kodwa-ke, yini entsha ukuthi isisindo esamukeleke kahle sika 140 mm Hg sysilic blood pressure sasingenalutho ngokwanele ukuvimbela ukuvinjelwa.
Ingabe Kufanele Ukhathazeke Ngezimpembelelo Zecala Lokuphathwa Kwegazi Elikhulu?
Kunemiphumela emibi ye-pressure ephansi yegazi. Abanye abahlanganyeli kulawo maqembu amabili kokuhlolwa kwe-SPRINT babe nemiphumela emibi ye-low blood pressure (hypotension) njenge-head header, ezwa ukulimala okuphelile futhi kwezinso, nakuba iziguli ezinezinhloso zegazi ezingaphansi kuka-120 mm Hg we-systolic blood pressure cishe imiphumela emibi ye-hypotension kuneqembu elinesibalo esingaphansi kuka-140 mm Hg.
Ngokuvamile, uma unesifo somfutho wegazi ophakeme, kufanele ulindele umgomo ohlukile wegazi wegazi kunalokho owawunayo esikhathini esidlule ukuze uvikeleke ngokuphumelelayo kwesifo sohlangothi nesifo senhliziyo.
Nakuba imiphumela emibi yokucindezela kwegazi ephansi akuvamile, kuwumqondo omuhle ukujwayela izimpawu nezimpawu ze-hypotension, ezinesizotha, isizungu futhi uzizwa ukhululekile noma udlulile.
Imithombo:
Uhlolo Oluhlelekile Lokulawula Okunamandla Okumelana Ne-Standard Blood-Pressure Control, i-SPRINT Research Group, i-Wright JT Jr, uWillionon JD, u-Whelton PK, uSnyder JK, i-Sink KM, u-Rocco MV, u-Reboussin DM, i-Rahman M, u-Oparil S, uL Lewis CE, uKimmel PL, Johnson KC, Goff DC Jr, Fine LJ, Cutler JA, Cushman WC, Cheung AK, Ambrosius WT, New England Journal of Medicine, November 2015
I-National Heart, i-Lung ne-Blood Institute, uMnyango wezeMpilo waseMelika kanye nezinsizakalo zabasebenzi