I-FVC njengesinyathelo sokuqala ekuhloleni izifo ze-Lung
Ukuphoqeleka okunamandla, noma i-FVC, ingumumo womoya ongaxoshwa ngamandla emaphashini ngemuva kokuthatha umoya ojulile. I-FVC isetshenziselwa ukusiza ukucacisa kokubili ubukhona nobukhulu bezifo zamaphaphu.
Sibutsetelo
Umthamo obaluleke kakhulu (FVC) ulinganiswa nokuhlolwa okubizwa ngokuthi i- spirometry , uhlobo lwe-test function function. Ekuhlolweni kwe-spirometry, i-mask ifakwa ngaphezu kobuso bakho.
Izindlela zithathwa uma uphefumulela bese uphefumula (exhale) njengamandla ngangokunokwenzeka.
Izizathu zokulinganisa
Kunezizathu eziningi zokuthi udokotela wakho angakhetha ukulinganisa i-FVC yakho - inani lomoya ongakwazi ukulikhandla ngamandla. Lokhu kungafaka:
- Ukuhlola izimpawu ezingabonisa izifo zamaphaphu, njengokuphefumula, ukukhwehlela, noma ukuhamba.
- Ukuqapha izifo zamaphaphu ezitholakale zihlolwe ukuthi ziyabonakala yini, noma zibona ukuthi ziyathuthuka yini nhlobo ngezokwelapha.
- Ukuhlola ikhono lakho lokubekezela noma uhlelo lokuzivocavoca. Ngezinye izikhathi odokotela abahlinzayo bafuna ukuqinisekisa ukuthi ukuphefumula kwakho kuzinzile ngaphambi kokuhlinzwa, ikakhulukazi uma uzoba nokuhlinzwa kwamaphaphu. Ngaphezu kwalokho, abanye abantu banokuhlolwa lokhu ngaphambi kokuqala uhlelo olusha lokuzivocavoca.
- Ukuhlola isifo senhliziyo. Eminyakeni yamuva, kutholakale ukuthi i-FVC ihlobene ngokungafani neengozi yokuthuthukisa isifo senhliziyo, ngisho noma isesezingeni "elivamile".
- Njengophawu lokugcina ekuvivinyweni kwemitholampilo. Ukuhlolwa kwemitholampilo okubheke ukuhlola ukuthi imithi isebenza kangakanani ingalinganisa i-FVC ngamanani amakhulu abantu ukuqhathaniswa nemithi ejwayelekile.
Yiziphi Izindlela Ezivivinya Ngempela
Ekulinganiseni inani lomoya ongaqeda ngamandla, odokotela banganquma izinto eziningana mayelana namaphaphu akho umsebenzi.
Odokotela baqala ukuqhathanisa nesilinganiso sakho kulokho okuzobikezelwa ngokususelwa eminyakeni yakho, ukuphakama kwakho nesisindo sakho.
Ukuvimbela Ukuvimbela Isifo Sengculaza - FEV1 / FVC
Njengoba i-FVC ingancipha ngendlela efanayo kokubili izifo zokuvimbela amaphaphu ezivimbelayo futhi ezivimbelayo , ngokuvamile ziwusizo kakhulu uma zisetshenziselwa njengesilinganiso nenani lomoya elingakhutshwa ngamandla kowesibili. Ngamanye amazwi, isilinganiso se-FEV1 / FVC sisiza ukuhlukanisa ukuvimbela ukuvimbela isifo samaphaphu. Lapho i-FEV1 yenza ama-FVC angaphansi kuka-80 kubonisa ukuthi ukuvinjelwa kuyaqhubeka emaphashini. Ukuvinjelwa kungahle kube nokuguqulwa, njengokusuka kwesifo se-asthma , noma okungaqondakali, njengeCOPD. Ezifo ezivimbela amaphaphu, ezifana ne- pulmonary fibrosis , zombili izinombolo zinciphile ngokulinganayo.
Izimo
Kubalulekile ukuqaphela ukuthi i-FVC ingabhekwa ngezindlela ezimbili. Kokubili ukuqhathanisa nalokho okushiwo i-FVC yakho ukuthi isekelwe ubudala, ukuphakama, nesisindo, nokuthi i-FVC yakho ishintsha kanjani wena ngokwakho ngokuhamba kwesikhathi. I-FVC inganciphisa ngezimo eziningana ezehlukene futhi ingaba yesikhashana noma ingunaphakade. Ezinye zazo zihlanganisa:
- Isifo se-Chronic obstructive pulmonary (COPD) - Kubandakanya i-bronchitis engapheli (i-FVC ingahle ijwayelekile) noma i-emphysema (i-FVC iyancipha) ne- bronchiectasis .
- Izifo ezithinta umoya ezinjenge- idiopathic pulmonary fibrosis .
- Isifo esithintekayo esithinta izindiza ezinjengezakhi ezikhiqizwa yi- scoliosis nokushaywa kwesifuba.
- Izifo ezifana ne- sarcoidosis .
- Izifo zamaphaphu ezivuthayo ezifana ne-asbestosis ne-silicosis.
- Umdlavuza we-Lung.
Isinyathelo esilandelayo uma i-FVC iyancipha ukuhlola isilinganiso se-FEV1 / FVC ukuhlukanisa izifo zamaphaphu zibe iphethini elivimbelayo noma elivimbelayo. Uma isilinganiso silingana, lokhu kubonisa isifo sokuvimbela isifo samaphaphu kanye nokuhlolwa kokusebenza kwamapulmonary okugcwele kuzodingeka. Uma isilinganiso singaphansi kwama-80% (okunye noma okuncane kuncike kuneminyaka yobudala nezinye izici) isifo samaphaphu singabhekwa njenge-obstructive.
Isinyathelo sokuqala bekuyoba ukubona ukuthi ukuvimbela kuyabuyiselwa (nge-bronchodilator) noma cha.
Imiphumela yokubhema
Ukubhema ugwayi, ngaphezu kwazo zonke ezinye izingozi zayo, kunciphisa i-FVC. Into evezayo maduzane odokotela ukuthi lokhu kwenzeka ngokushesha kangakanani-ngisho nasesheni esanda kudla umkhuba.
> Imithombo:
> Johnson, J., noW. Theurer. Indlela Eyisinyathelo Sokuqondisa Ukuhlolwa Kwemisebenzi Yokwenziwa Kwepulmonary. I-American Family Physician . 2014. 89 (5): 359-366.
> Godfrey, M., noMnu Jankowich. Ikhono elibaluleke kakhulu > I-Vital: I-Epidemiology > Nokubaluleka Kwemitholampilo Ye-Spirometry Yokuvimbela Iphethini. Isifuba . 2016. 149 (1): 238-251.
> Koo, K., Yun, H., Byeong-Ho, J. et al. Ubudlelwane Phakathi Kwekhono Lokubaluleka Lokubambisana Ne-Framingham I-Score Risk Score Ngaphandle Kokutholakala Kwama-Metabolic Syndrome: I-Fourth Korea Health and Nutrition Examination Survey. Imithi . 2015. 94 (47): e2089