Uvavanyo luvandlakanisa ukunyuka kweeLungwini zethu kunye neKhotho yeSifuba
Umthamo wokuhlala osebenzayo (FRC) ubhekisela kumthamo womoya oshiywe kwimiphunga emva kokuphuma kwimoya evamile. Isetyenziselwa ukuhlola ukunyaniseka kwemipuphu kunye nodonga lwesifuba kubantu abanezifo eziphefumulayo ezifana nesifo esingapheliyo se-pulmonary disease (COPD) .
Kutheni kubalulekile ukuba uMntu oQhubayo oMsebenzi oBalulekileyo
Xa uphumelela, awuxoshe yonke umoya kwimiphophu yakho.
Ezinye ziya kuhlala emva kokuphuma kwimoya ukuze kugcinwe i-elasticity yelungu.
Cinga ngathi ibhaluni elula ukuyizalisa ukuba sele isele isiqingatha. Umgaqo ofanayo usebenza kwimiphunga. Umoya ogcinwe (obizwa ngokuba ngumthamo we-residual volume) uvumela imiphunga ukuba igcwalise ngomgudu omncinci ngelixa ugcina amandla enkcenkceshe yokuphuza umphunga kunye nokuphuphuma. Ngaphandle kwesi silinganiso, ukutshintshana phakathi kwe-oxygen kunye ne-carbon dioxide kwi- alveoli yethu kuyahluka, ngamanye amaxesha kakhulu.
Injongo yoLwazi lokuSebenza
I-FRC ilinganisa iinjongo apho imikhosi yangaphakathi yomphunga ikhuphisana nokuthambekela kwindonga yesifuba ukunyuka ngaphandle.
Ukuba ukuvuthwa kunye nokuphuphuma komzimba kubhalise, akukho ukhuphiswano kunye nokuphefumula kuthathwa njengesiqhelo. Ngakolunye uhlangothi, ukuba azinako ukulinganisela, ukukwazi kwethu ukufumana iamoleksi ze-oksijini egazini lethu okanye ukususa i-carbon dioxide egazini lethu kutyeshelwe.
I-FRC yodwa vavanyo oza kugqirha ugqirha kwiCOPD yakho. Abanye baquka umthamo wokunyanzeliswa wokunyanzeliswa wokunyanzeliswa (FEV) , owenza amanyathelo angakanani omoya onokuwukhupha ngamandla kwinqanaba elithile, kwaye unyanzelekile amandla (FVC), olinganisa umthamo womoya okhutshwa ngamandla kwimiphunga.
I-FRC, ngezinye iindlela, ingaba ngumlinganiselo ongcono wento eyenzeka ngokwenene emiphakeni yakho ekubeni ukuphefumlelwa kwamanye kungabonakali kunokukhupha ngamandla.
Uxhumano phakathi kweCOPD kunye neZakhono zokuHlala eziSebenzayo
I-COPD ibonakaliswe ukulahleka kwe-elastic recovery of the lungs. Oku kuguqula ibhalansi ngendlela esiphefumula ngayo kwaye kukhokelela kwi-FRC eyandisiweyo (hyperinflation).
I-Hyperinflation, kwakhona, ibangela imeko esiyibiza ngokuthi idyspnea , okanye ukuphefumula okufutshane. Xa oku kwenzeka, kufuneka uphefumle ngokukhawuleza ukuze ufumane umoya owaneleyo kwimiphunga yakho. Ukunciphisa amandla akho okusebenzisa okanye ukwenza umsebenzi onzima ngenxa yokuba akukho oksijini okwaneleyo ukuxiliswa ukuze usebenzise imisipha yakho, intliziyo kunye neengqondo zeeseli.
I-FRC ingatshintsha kwakhona ngenxa yeziganeko ezingaphaya kweCOPD. Ingancipha xa kukho uxinzelelo oluqhubekayo kwisithintelo, njengoko kunokukwenzeka ngexesha lokukhulelwa, xa isibindi sakho okanye ipeni ikhulisiwe, okanye ukuba kukho umbane oqokelelweyo esiswini ( ascites ) obangelwa yi-cirrhosis okanye umdlavuza wesibindi. Ngokwahlukileyo, kunokunyuka phambi kobunzima obunzima bomoya njengokuba kubonwa ngabantu abane- emphysema .
I-FRC ikwazisa njani unyango lweCOPD
I-COPD ibangela i-de-conditioning yomzimba echaphazelekayo echaphazela zombini amandla omzimba kunye ne-elasticity yodonga lwesifuba. Ezi zintlupheko ziyancipha kuphela iimpawu zeCOPD kwaye sisona sizathu esona sizathu sokwenza isimo somzimba kubaluleke kakhulu kubantu abaphila nesifo.
Ngokusekelwe kwisimo sakho somzimba kunye nobukhulu beempawu zakho, ugqirha wakho unokumisela ikhosi yonyango ngokubambisana nenkqubo yokuzilolonga enokulinganiselwa kwakho. Kule meko, i-FRC iya kusetyenziswa ukubeka inkqubela phambili.
Kwiimeko ezinzima apho ukusetyenziswa komzimba kungenakwenzeka, uxinzelelo olungapheliyo lokuphefumula (PEEP) (uhlobo olungenayo intsholongwane yokungena umoya) lungasetyenziswa ekuncedeni ukuphefumula.
Imithombo:
> Gagnon, P .; Guenette, J; Langer, D .; okqhubekayo. "I-Pathogenesis ye-Hyperinflation kwiZifo eziPhezulu zokuVimba." I-International Journal ye-Pulmonary Disease . 2014. 9: 187-201.
> Rossi, A .; Aisanov, Z .; Avdeev, S; okqhubekayo. "Iinkqubo, Uvavanyo, kunye Neempembelelo Zonyango ye-Lung Hyperinflation kwiCOPD." Amachiza okuphefumula . 2015. 109 (7): 785-802.
> UTomas, M .; I-Decramer, M .; kunye no-O'Donnell, D. "Akukho gumbi lokuphefumula: ukubaluleka kwe-Lung Hyperinflation kwi-COPD." I-Primary Care Yokuphefumula . 2013. 22 (1): 101-11.