He rite tō tātou tinana ki tētahi mīhini whakamiharo, kāore? Kia mahi tonu ai tēnei mīhini, me whiwhi ia wāhanga i te hāora me ngā matūkai. Mā te toto tēnei mahi e mahi. He rite te ngākau ki tētahi papu wai, e tuku ana i te toto ma, whai hāora puta noa i te tinana. Engari, i muri i te whakamahinga mō ngā mahi a te tinana, me whakahoki te toto kua ngaro te hāora ki te ngākau, tika? Koia te take e rua ngā "ara matua" motuhake o tō tātou tinana. I tēnei rā kei te kōrero tātou mō aua uaua toto matua e rua, arā, ko te 'Vena Cava'.
He aha te Vena Cava?
He tino māmā noa iho. Ko te Vena Cava ngā uaua nui rawa atu e rua o tō tātou tinana. Ko ngā uaua ngā oko toto e kawe ana i te toto ki te ngākau. He rite ēnei ki ngā huarahi e rua. Ko ngā toto "kua whakamahia" katoa kua kore te hāora, kua kohia mai i te tinana katoa, ka haria ki te ngākau mā roto i ēnei uaua matua e rua.
E rua ēnei uaua:
1. Te Vena Cava o Runga: Koinei te uaua tuarua nui rawa atu o tō tātou tinana. Ko te tikanga o "Superior" ko "runga ake." Waihoki, ka kohia e tēnei uaua te toto rawakore-hāora mai i te taha whakarunga o tō tātou tinana, arā, te kaki, te māhunga, ngā ringa, me te uma o runga, ā, ka whakahokia ki te ngākau.
2. Vena Cava o raro: Koinei te uaua nui rawa atu o tō tātou tinana. Ko te tikanga o "Inferior" ko "o raro." Nō reira, ka kohia e tēnei uaua te toto rawakore-hāora mai i ngā wāhanga o raro o tō tātou tinana, pērā i ngā waewae, te puku, ngā whatukuhu, me te ate, ki te ngākau.
Whakaarohia tēnei me te mea he rite ki ngā huarahi pahi i Sri Lanka. He rite ki te mea ka tae mai ngā pahi iti (ngā uaua iti) e haere mai ana i ia kāinga o te whenua ki tētahi tāone nui, ā, mai i reira ka hono atu ki te huarahi matua (te vena cava) e anga atu ana ki Colombo. Ka hono ngā uaua toto iti e haere mai ana i ngā wāhanga rerekē o te tinana ki ēnei uaua matua e rua, ka kawe i te toto ki te teihana matua e kiia nei ko "Colombo", ko tōna tikanga "te ngākau".
He aha te mahi tuturu a ēnei uaua e rua?
Ko te mahi matua, ko te mahi anake a ēnei uaua e rua, ko te kawe i te toto "paru" he mea whai hāora, he mea kī tonu i te waro hauhā hoki ki te ngākau puta noa i te tinana.
Kia titiro tātou me pēhea te mahi a tēnei tukanga:
- Ka hono te toto mai i te vena cava o runga me raro ki te atrium matau o te ngākau.
- Kātahi ka haere te toto ki te ventricle matau o te ngākau.
- Ka pupuhihia tēnei toto mai i te ventricle matau ki ngā pukahukahu mā te uaua pūkahukahu .
- Ko te makutu tūturu ka puta i roto i ngā pukahukahu. Ka tangohia e rātou te hauhā waro mai i te toto, ka tāpirihia he hāora ki roto kia taea ai e tātou te manawa. He rite ki te "whakama" i te toto.
- Ko te toto "ma" inaianei, kī tonu i te hāora, ka hoki ki te atrium maui o te ngākau.
- Mai i reira ka haere ki te ventricle maui , ā, mai i reira ka papua ki te tinana katoa mā te aorta .
Kei te haere tonu tēnei huringa. Nō reira, e kore tēnei huringa e oti me te kore ēnei uaua e rua, tika? He tino hiranga rāua.
Kei hea te Vena Cava? He aha tōna āhua?
Kei te taha matau o te ngākau ēnei uaua e rua. Kei te taha matau o te sternum te Superior Vena Cava, te wheua nui kei waenganui o tō tātou uma. E hono tika ana ki te atrium matau o te ngākau.
He roa ake te uaua cava o raro. Ka tīmata i te wāhi e hono ai ngā uaua nui e rua o roto i tō tātou puku. Mai i reira, ka piki ake ka hono atu ki te atrium matau o te ngākau.
Mō te rahi:
- Te vena cava teitei (SVC): Tata ki te 7 henimita (tata ki te 3 inihi) te roa, ā, tata ki te 2 henimita (iti iho i te inihi) te whānui.
- Te uaua cava o raro (IVC): 100 mirimita (tata ki te 4 inihi) te roa. Tata ki te 22 mirimita (tata ki te inihi) te whānui.
He mea hanga ō rātou pakitara i ngā momo pūtau motuhake, te kiko honohono, ngā muka io, me te kiko uaua, e hoatu ana ki a rātou te ngāwari me te kaha e hiahiatia ana e rātou.
He aha ngā āhuatanga ka pā ki te Vena Cava?
Pērā i ngā okana katoa, ka raru pea ēnei uaua nui e rua. Ko te raru matua ko te aukati i te rere o te toto i roto i ēnei uaua. Mā tēnei aukati ka kore e rere tika te toto ki te ngākau. Ka kiia tēnei āhuatanga ko te 'Vena Cava Syndrome'. I runga i te uaua kua aukatia, ka taea tēnei te 'Superior Vena Cava Syndrome' te 'Inferior Vena Cava Syndrome' rānei.
Ina puta tēnei momo aukati, pērā i te aukati i te rori matua, i te wā hoki e raru ai te waka, ka tīmata te toto ki te pupū i roto i ngā wāhanga o te tinana e hono ana ki taua uaua.
Tērā pea he maha ngā take matua mō tēnei:
- Puku: Ka taea e te puku, pērā i te mate pukupuku pūkahukahu, te tipu me te pēhi i tēnei uaua.
- Ngā Puku Toto: Ka taea e te toto te hanga i roto i te uaua ka aukati i a ia. I ētahi wā, ka taea e ngā katitere, ngā taputapu whakatere rānei e whakanohoia ana i muri i te pokanga te whakanui ake i te mōrearea o ngā toto.
- Te Kore Hāngai: Tērā pea ka whānau mai ētahi tāngata me te koha o ēnei uaua.
Ka rerekē ngā tohu e puta ake ana i tēnei āhuatanga i runga i te uaua e raru ana.
| Ko te uaua me te raruraru me te take | Ngā tohu noa |
|---|---|
| Ngā raruraru e pā ana ki te Vena Cava o Runga (Uea o Runga) | |
| Te pēhanga, te aukati rānei o te uaua (Syndrome) | Te pupuhi o te mata, te kaki, ngā ringa me te uma o runga, te uaua ki te manawa, te mamae o te uma (angina). |
| He toto totoka, he pukupuku rānei | Te pupuhi i te taha whakarunga o te tinana, te uaua ki te manawa. |
| Ngā raruraru e pā ana ki te vena cava o raro | |
| He toto totoka | Te pupuhi o ngā waewae, te mamae o te tuara, te pikinga ohorere o te taumaha, te mamae nui o ngā waewae. |
| He pukupuku | Mamae puku, pupuhi waewae, ngaronga taumaha. |
| Te pēhanga, te aukati rānei o te uaua (Syndrome) | Te toto toto iti, te pupuhi o te tinana o raro, me te tere o te ngakau (tachycardia). |
Me pēhea te tirotiro i te hauora o ēnei uaua?
Mena kei a koe ēnei tohu, ka tirohia koe e tō tākuta i te tuatahi, ā, ka whakahaerehia pea e ia ētahi whakamātautau hei whakaū i te tino pūtake o te raruraru.
- X-ray o te uma: He whakamātautau x-ray o te uma.
- Matawai orooro: Te tango whakaahua o roto o te tinana mā te whakamahi i ngā ngaru oro.
- Matawai CT (Tomography Rorohiko): He whakamātautau e whakamahi ana i ngā whakaahua rorohiko motuhake hei hanga i tētahi tirohanga whakawhiti-wāhanga o te tinana.
- Matawai MRI (Whakaahua Āhua Aukume):Te tiki whakaahua tino mārama o te tinana mā te whakamahi i tētahi papa aukume.
- Angiography Coronary: He whakamātautau e whakamahi ana i ngā hihi-X hei tirotiro i te rere o te toto mā te werohanga i tētahi tae motuhake ki roto i ngā uaua.
He aha ngā rongoā mō ēnei momo raruraru?
Ko te tikanga maimoatanga e whakawhirinaki ana ki te pūtake o te raruraru. Mā tō tākuta e whiriwhiri te maimoatanga e tino tika ana māu.
- Rongoā: Ka taea te hoatu i ngā diuretics, i ngā steroids rānei hei whakaiti i te pupuhi. Mena he toto totoka, ka taea te hoatu i ngā rongoā hei whakarewa i aua totoka (ngā thrombolytics) hei aukati rānei i te hanganga o ngā totoka (ngā anticoagulants).
- Te tango i te toto totoka: I ētahi wā ka taea te whakauru i tētahi ngongo iti (catheter) mā roto i te uaua hei tango i te toto totoka.
- Angioplasty me te Stent: Te pupuhi i te wāhi kua āraia ki tētahi taputapu rite ki te poihau, ka whakauru i tētahi ngongo iti rite ki te mata (stent) hei ārai i tōna whaiti anō.
- Pokanga: Mena he pukupuku te take o te aukati, ka taea te mahi pokanga hei tango i te pukupuku. I ētahi wā, ka taea te mahi pokanga taha hei waihanga i tētahi ara hou mō te rere o te toto.
- Maimoatanga matepukupuku: Mena ko te matepukupuku te pūtake, me whakamahi pea te rongoā chemotherapy, te rongoā radiation rānei.
- Tātari Vena Cava: Mena he toto totoka kei roto i ngā uaua hohonu o ō waewae (Deep Vein Thrombosis - DVT) ā, kei te mōrearea koe ki te mate pūkahukahu, ka whakauru pea tō tākuta i tētahi tātari iti ki roto i te vena cava o raro. Mā tēnei ka aukati i te toto totoka kia piki ake i te waewae.
Me aha tātou hei pupuri i te hauora o ēnei uaua nui?
He mea nui rawa kia ora tonu ngā uaua toto katoa o te tinana, kaua ko ngā uaua vena cava e rua anake. He iti noa ngā mea ngāwari ka taea e tātou te mahi hei āwhina.
- He kai pai: He mea tino nui te kai i ngā kai he iti te ngako kukū, he nui hoki ngā hua me ngā huawhenua.
- Korikori tinana: Kia kaha tonu te mahi i ia rā. Ahakoa he mea ngāwari pēnei i te hikoi, te oma rānei, ka nui te rerekētanga.
- Whakaitihia te ahotea: Kāore te ahotea i te pai mō ō uaua toto. Whakamātauria te whakangāwari i tō hinengaro mā te whakamahi i ngā mahi pēnei i te yoga me te whakaaroaro.
- Te whakahaere i ētahi atu mate: Mena kei a koe ngā mate pēnei i te toto toto tiketike, te cholesterol, te mate huka rānei, whakahaerea pai aua mate kia rite ki ngā tohutohu a tō tākuta. Ka taea e ēnei mate te kino i ngā uaua toto.
Ki te pā mai ētahi o ngā tohu kua whakahuatia i roto i tēnei tuhinga, kaua e warewaretia. Tirohia tonutia tō tākuta mō ētahi tohutohu. He mea nui te whai i te maimoatanga e tohua ana e ia kia tere ai te ora.
Karere Tangohia ki te Kāinga
- Ko te Vena Cava ngā uaua matua e rua, ngā uaua nui rawa hoki, e whakahoki ana i te toto kua whakamahia mai i te tinana ki te ngākau.
- Ka pā mai ngā tohu kino ki te aukati i ēnei uaua pērā i te pupuhi o te tinana, te uaua ki te manawa, me te mamae o te uma.
- Kaua rawa e warewarehia te pupuhi ohorere, inā koa ki te tinana o runga, o raro rānei. Rapua he tohutohu hauora tonu.
- Ka taea e koe te tiaki i te hauora o ō uaua toto mā te whai i tētahi kai hauora, te whakakori tinana, me te whakahaere i ētahi atu mate.

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