Tonsefe tikudziwa kuti mtima wathu ndi chiwalo chodabwitsa. Koma sitilankhula zambiri za ziwalo zina zazing'ono za mtima uwu, sichoncho? Chabwino, lero tikambirana za gawo laling'ono lomwe mwina simunamvepo zambiri, koma lingakhale lofunika kwambiri. Ilo ndi "Left Atrial Appendage" kapena mu Chingerezi `(Left Atrial Appendage)`, kapena tidzalitcha `(LAA)` mwachidule. Musadandaule, ichi ndi chinthu chosavuta kumva.
Kodi gawo la Kumanzere la Atrial ndi chiyani?
Mwachidule, LAA ndi thumba laling'ono, la minofu lomwe limalumikiza chipinda chakumtunda chakumanzere cha mtima wanu, atrium yakumanzere. Taganizirani ngati thumba laling'ono m'malaya anu.
LAA nthawi zambiri imakambidwa, makamaka kwa anthu omwe ali ndi matenda ena a mtima, monga Atrial Fibrillation (kugunda kwa mtima kosasinthasintha, komwe kumadziwikanso kuti Afib), pamene madokotala amalimbikitsa kutseka, kuchotsa, kapena kutseka LAA kuti achepetse chiopsezo cha sitiroko. Izi zili choncho chifukwa magazi ambiri omwe amaundana m'mtima mwa anthu omwe ali ndi Afib amapangidwa m'thumba laling'ono ili lotchedwa LAA.
Koma chofunika kwambiri apa ndichakuti musakhale ndi chifukwa choopera . Chifukwa `(LAA)` iyi si yofunikira kuti mtima wanu ugwire ntchito zake za tsiku ndi tsiku moyenera. Mtima ukhoza kugwira ntchito bwino popanda iyo.
Kodi chimachitika ndi chiyani ku gawo lamanzere la atrium (LAA)? Kodi ntchito yake ndi yotani?
LAA yaying'ono iyi ilinso ndi ntchito yake yapadera. Ntchito yake yayikulu ndikuthandiza kuyang'anira kuchuluka kwa magazi mkati mwa mtima, kapena kuchuluka kwa magazi. Kodi mumadziwa bwanji ?
Pamene kuchuluka kwa magazi kulowa mumtima mwanu kukuwonjezeka, ndipo makoma a `(LAA)` awa akufalikira, amatulutsa mtundu wapadera wa mapuloteni otchedwa `(Natriuretic Peptides)` m'magazi. Taganizirani ngati njira yaying'ono yolumikizirana m'thupi lathu. Mankhwalawa otchedwa `(Natriuretic Peptides)`, pamene kuchuluka kwa magazi kukuwonjezeka, amapita ku impso ndikunena kuti, "Chabwino, tsopano thupi lili ndi mchere ndi madzi ochulukirapo, tiyeni titulutse zina mwa izo ndi mkodzo." Komanso, izi zimamasula mitsempha yamagazi pang'ono, monga kumasula chitoliro cholimba pang'ono. Kenako magazi amatha kuyenda mosavuta, ndipo kuthamanga kwa magazi kumachepanso.
Tsopano mwina mukudabwa kuti, kodi chingachitike ndi chiyani ndi kuchuluka kwa `(LAA)` kumeneku ngati titachotsa kapena kuletsa? Kawirikawiri, tikachita chinthu chonga ichi, kuchuluka kwa `(Peptide)` kumeneku kungakhale kosazolowereka pang'ono kwa miyezi itatu. Koma kenako kumabwerera mwakale.
Chinthu china n’chakuti pamene kuchuluka kwa `(Natriuretic Peptides)` m’magazi kukukwera kwambiri, nthawi zina kungakhale chizindikiro cha vuto monga `(Heart Failure)` (osati matenda a mtima, koma kufooka kwa ntchito ya mtima). Chifukwa thupi limayesetsa kuchotsa madzi owonjezera, chifukwa mtima umavutika kugwira ntchito ndi magazi owonjezera.
Kodi `(LAA)` uyu ali kuti? Amawoneka bwanji?
Chabwino, tsopano tiyeni tiwone komwe `(LAA)` iyi ili mumtima. Ili pamalo ang'onoang'ono ngati ngalande pakati pa atrium yakumanzere (chipinda chakumtunda chakumanzere) ndi ventricle yakumanzere (chipinda chakumanzere chakumunsi) cha mtima wanu. Nthawi zambiri, ili pamwamba pa ventricle yakumanzere kapena pamwamba pa `(Main Pulmonary Artery)`, njira yayikulu yomwe imanyamula magazi kuchokera mumtima kupita ku mapapo. Komanso, monga mtima wonse, `(LAA)` iyi ilinso mkati mwa `(Pericardium)`, chophimba choteteza chomwe chimazungulira mtima.
Ponena za ziwalo, LAA imakhala ndi malo otseguka omwe magazi amatuluka, ndi thumba lopangidwa ndi minofu yomwe imatha kufinya. Magazi amatuluka ndi kulowa kudzera m'malo otseguka awa.
Ponena za kukula kwake, LAA nthawi zambiri imakhala yotalika pafupifupi mamilimita 46 (yochepera mainchesi awiri). Koma anthu ena amatha kutalika mpaka mamilimita 27 mpaka 60. Taganizirani ngati mbali yaying'ono ya khadi lanu la ngongole. Chikwama chaching'ono ichi chimatha kusunga pafupifupi mamililita 9 (pafupifupi supuni ziwiri) za magazi. Pakamwa, kapena potseguka, pa LAA nthawi zambiri pamakhala chozungulira. Koma anthu ena amatha kukhala ozungulira kapena okhala ndi mawonekedwe ena.
Kodi pali mitundu yosiyanasiyana ya `(LAA)`? Kodi ili ndi zotsatirapo zilizonse?
Inde, modabwitsa, si aliyense amene ali ndi mawonekedwe ofanana. Monga momwe zilili ndi zala zathu, imakhala ndi mawonekedwe osiyanasiyana. Nthawi zambiri, `(LAA)` imakhala ndi zigawo ziwiri kapena zitatu zazing'ono, zotchedwa `(lobes)`. Koma anthu ena akhoza kukhala ndi lobe imodzi yokha, pomwe ena akhoza kukhala ndi zinayi kapena kuposerapo. Pali mawonekedwe ochepa odziwika bwino:
- Mawonekedwe a mapiko a nkhuku: Iyi ndiyo mawonekedwe ofala kwambiri. Pali kupindika pang'ono pakati pa lobe yayikulu. Anthu omwe ali ndi mawonekedwe awa akuti ali ndi chiopsezo chochepa cha sitiroko .
- Kachisi ka mawonekedwe: Ili ndi petal yaikulu pakati, ndipo petal zina zimawoneka ngati zikutulukamo.
- Kapangidwe ka sokisi ya pawindo: Ili ndi lobe imodzi yokha yayitali, yayikulu.
- Kapangidwe ka kolifulawa: Izi n'zovuta kwambiri. Zikuoneka kuti maluwa angapo ofanana kukula alumikizidwa pamodzi. Uwu ndi mawonekedwe osowa kwambiri, ndipo umaonedwanso kuti ndi womwe uli ndi chiopsezo chachikulu cha sitiroko .
Tsopano mwamvetsa, eti? Kapangidwe ka `(LAA)` kakang'ono aka kangakhudzenso thanzi lathu pamlingo wina.
Kodi matenda ndi matenda omwe amakhudza (LAA) ndi ati?
`(LAA)` iyi nthawi zina ingayambitse mavuto osiyanasiyana. Mwachitsanzo:
- Kuvulala komwe kumachitika chifukwa cha ngozi:Ngati mwachita ngozi ya galimoto kapena ngozi ina yaikulu, LAA iyi ikhoza kuwonongeka kapena kung'ambika.
- Mitral Valve Stenosis: Ngati valavu ya mitral mumtima yachepa, kutuluka kwa magazi kuchokera ku atrium yakumanzere kumakhala kochedwa. Chifukwa chake, kutuluka kwa magazi kudzera mu LAA kungachepenso.
- Kutsekeka kwa magazi m'thupi (Afib): Monga tanenera kale, vutoli limawonjezera chiopsezo cha magazi kuundana mu LAA. Ngati magazi kuundanawa atuluka, kuyenda m'magazi, ndikukhazikika mumtsempha wamagazi muubongo, angayambitse sitiroko. Ichi ndiye chiopsezo chachikulu chokhudzana ndi LAA.
Kodi mungayang'ane bwanji thanzi la `(LAA)`?
Madokotala ali ndi njira zosiyanasiyana zoyesera kuti aone momwe LAA ilili. Njira zazikulu ndi njira zojambulira zithunzi.
- Transesophageal Echo (TEE): Ichinso ndi echocardiogram, koma pankhaniyi, chipangizo chaching'ono chonga kamera chimayikidwa pakhosi ndipo mtima umawonedwa kuchokera kumbuyo. Kenako LAA imatha kuwoneka bwino kwambiri.
- Ultrasound kudzera mu catheter: Nthawi zina, LAA imayesedwa potumiza mafunde a ultrasound kudzera mu chubu chaching'ono (catheter) chomwe chimayikidwa m'thupi.
- Kujambula kwa Mtima (MRI ya Maginito): Kuyeza komwe kumagwiritsa ntchito mphamvu zamaginito ndi mafunde a wailesi kuti apange zithunzi zatsatanetsatane za mtima.
- Kujambula kwa mtima (Cardiac CT - Computed Tomography): Izi zimagwiritsa ntchito X-rays kuti zipeze zithunzi za mtima zomwe zimadutsa m'magawo osiyanasiyana.
Mayeso amenewa angavumbule zinthu zambiri, monga kukula ndi mawonekedwe a LAA, komanso ngati pali magazi oundana mkati mwake kapena ayi.
Kodi njira zochizira mavuto okhudzana ndi `(LAA)` ndi ziti?
Ngati pali vuto ndi LAA, pali njira zingapo zochiritsira zomwe zingachitike. Izi zingaphatikizepo opaleshoni, kapena zingakhale njira zosavulaza kwambiri.
- Ngati `(LAA)` yavulala, ikhoza kukonzedwa .
- Mitral Valve Stenosis imatha kuchiritsidwa .
- LAA ikhoza kutsekedwa, kuchotsedwa, kapena kutsekedwa kuti magazi asaundane . Izi ndi zoona makamaka kwa anthu omwe ali ndi Afib omwe ali pachiwopsezo chachikulu cha sitiroko. Zipangizo zosiyanasiyana zimagwiritsidwa ntchito pa izi.
Kodi ndingasunge bwanji '(LAA)' yanga (kutanthauza, mtima wanga wonse) kukhala wathanzi?
Ndipotu, palibe chapadera chomwe mungachite pa `(LAA)` yokha. Komabe, ngati musunga mtima wanu wonse wathanzi, `(LAA)` idzakhalanso ndi thanzi labwino. Chifukwa chake, nazi zina zomwe mungachite kuti mtima wanu ukhale wathanzi:
- Yesetsani kuchita masewera olimbitsa thupi kwa mphindi zosachepera 150 pa sabata.Izi zikutanthauza kuyenda, kuthamanga, kapena kukwera njinga kwa mphindi pafupifupi 30 patsiku.
- Idyani zakudya zopatsa thanzi pamtima. Phatikizani ndiwo zamasamba, zipatso, nyemba, zakudya zokhala ndi ulusi wambiri, ndi nyama yopanda mafuta ambiri ndi nsomba muzakudya zanu. Chepetsani kudya maswiti, mchere, ndi zakudya zamafuta momwe mungathere.
- Siyani kugwiritsa ntchito fodya (ndudu, beedis, ndi zina zotero) kotheratu.
- Sinthani kupsinjika maganizo pa moyo wanu watsiku ndi tsiku. Zinthu monga kusinkhasinkha, yoga, ndi kuchita zinthu zosangalatsa zingathandize.
- Ngati muli ndi matenda monga kuthamanga kwa magazi kapena matenda a shuga, samalani nawo bwino. Tsatirani malangizo a dokotala wanu mosamala.
Pomaliza, zinthu zofunika kwambiri kukumbukira (Uthenga Wopita Nawo Kunyumba)
Anthu ambiri mwina sanamvepo za dzina lakuti `(Left Atrial Appendage)`. Koma tsopano mukudziwa kuti lilinso ndi ntchito yaying'ono mkati mwa mtima. Komabe, ngati muli pachiwopsezo cha sitiroko chifukwa cha `(LAA)` iyi, kumbukirani kuti mutha kukhala ndi moyo wathanzi ngakhale popanda .
Ndizachibadwa kumva mantha pang'ono komanso mantha pamene chinachake chikuchitidwa pamtima, monga opaleshoni. Komabe, kwa munthu amene ali ndi `(Afib)`, kuletsa `(LAA)` kumeneku kungamuthandize kukhala wopanda vuto la moyo wonse la mankhwala ochepetsa magazi kuti apewe sitiroko.
Choncho, kambiranani momasuka ndi dokotala wanu za zomwe zili bwino pa vuto lanu komanso chithandizo choyenera kwambiri. Adzakufotokozerani zonse. Musaope kufunsa mafunso. Inu ndi amene mumasankha zochita zokhudza thanzi lanu, choncho ndikofunikira kwambiri kudziwa chilichonse.
Mtima , Chigwirizizo cha Atrial Kumanzere, Chigwirizizo cha Atrial Kumanzere, LAA, Stroke, Kuzizira kwa Atrial, Afib, Kutsekeka kwa Magazi, Thanzi la Mtima, Matenda a Mtima











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