Ukulinganisa kwe-FEV1 / FVC ku-Spirometry

Ukuhlukanisa Ukuvimbela Ukuvimbela Izifo Zengculazi Nge-FEV1 / FVC

Ekuhloleni nasekuphatheni izifo ze-lungs obstructive ezifana nesifo se-chronic obstructive pulmonary (COPD), odokotela bavame ukusebenzisa izivivinyo ezahlukene ukuze banqume ukuqina kwesifo. Enye yalezi zivivinyo ezibizwa nge-spirometry , lapho izilinganiso ezihlukahlukene zomsebenzi wamaphaphu zingabalwa.

Ukulinganisa FEV1 / FVC

Omunye odokotela abalinganiselwayo abasebenzisa ukuhlola umsebenzi wamaphaphu yisilinganiso senani lokuphefumula eliphoqelelwe ngomzuzwana owodwa ( FEV1 ) ngaphezu komthamo obalulekile ophoqelelwe ( FVC ), owaziwa nangokuthi inkomba ye-Tiffeneau-Pinelli.

Lokhu kungukulinganisa kwenani lomoya okhishwa ngamandla ngamandla ngomzuzwana owodwa kuqhathaniswa nomthamo ogcwele womoya ongaxoshwa ngamandla ngokuphefumula okuphelele.

Inani lomoya okhishwa ngalo ngomzuzwana owodwa lirekhodwa kanye nomthamo womoya okwazi ukukhipha. Ngokususelwa kwinani le-FVC elibalwe iminyaka yobudala nobukhulu bakho, isilinganiso salezi zimiso ezimbili sihlolwe. Ngokujwayelekile, amanani amabili ayingxenye. Uma i-FVC iyancipha, inani libukwa eduze.

Ukunciphisa i-FVC ne-Provtional FEV1 / FVC Ukulinganisa-Iphethini Yokuvimbela

Uma i-FVC yakho iyancipha kodwa isilinganiso se-FEV1 / FVC sivamile, lokhu kubonisa iphethini elivimbelayo. Izifo zamaphaphu ezithintekayo zingase zibe yilapho izicubu zamaphaphu ngokwawo zilimazekile, noma uma uhlela ukuthi umuntu akakwazi ukuphefumula ngokujulile njengokwejwayelekile. Ezinye izibonelo zifaka:

Ukunciphisa i-FVC ngeHlelo lokuVimbela i-FEV1 / FVC-Obstructive Pattern

Uma i-FVC yakho iyancipha futhi isilinganiso sakho se-FEV1 / FVC sinciphile, lokhu kuvumelana nesimo esivimbela izifo zamaphaphu njenge-asthma ne-COPD. Ngokuvamile, lokhu kutholakala kufinyelelwe uma i-FEV1 / FVC ingaphansi noma ilingana namaphesenti angu-70 kuya kwangu-80 yabantu abadala, kanti amaphesenti angama-85 kubantwana. Ukulimala kwemikhumbi yomoya kanye / noma ukucindezelwa kwemikhumbi yezindiza kubonisa izimo ezifana nalezi:

Izinyathelo Ezilandelayo

Uma kugcinwa iphethini elivimbelayo, odokotela bavame ukuphakamisa ukuhlolwa kokusebenza kwamapulmonary okugcwele ukuqhubeka nokuchaza isifo sakho sephaphu. Uma kutholakala iphethini lokuvimbela, isinyathelo esilandelayo kuvame ukutusa ukwelashwa nge- bronchodilator , imithi esiza ukunciphisa ukuqhutshwa kwe-airways nokuphinda ukuhlolwa.

Uma uphathwa isifo se-lungs obstructive, udokotela wakho cishe uzoqapha intuthuko yakho usebenzisa isilinganiso sakho se-FEV1 / FVC. Uma isilinganiso sithuthuka ne-bronchodilator, lokho kusho ukuthi ukuvinjelwa okungenani kuyingxenye "kuguqulwa." Lokhu kubonakala ngezimo ezifana ne-asthma.

Uma isilinganiso singathuthuki nge-bronchodilator, kungenzeka ukuthi ingenakuguqulwa, njenge-COPD.

Imithombo:

> Godfrey, M., noMnu Jankowich. Ikhono Eliyigugu Liyigugu: I-Epidemiology kanye Nokubaluleka Kwemitholampilo Ye-Spirometry Yokunciphisa Iphethini. Isifuba . 2016. 149 (1): 238-251.

UJohnson, J., noW. Theurer. Indlela Eyisinyathelo Sokuqondisa Ukuhlolwa Kwemisebenzi Yokwenziwa Kwepulmonary. I-American Family Physician . 2014. 89 (5): 359-366.

> 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.