Gwajin yaduwa na huhu

Gwajin yaduwar huhu yana auna yadda huhun yake canza iskar gas. Wannan wani muhimmin bangare ne na gwajin huhu, saboda babban aikin huhu shine kyale iskar oxygen ya '' watsu '' ko kuma ya shiga cikin jini daga huhun, sannan a kyale iskar carbon dioxide ta 'yadu daga' jini zuwa huhun.

Kuna numfasawa (shaƙar) iska mai ɗauke da ƙaramin adadin iskar ƙona da kuma iskar gas, kamar methane ko helium. Kuna riƙe numfashinku na dakika 10, sa'annan ku hanzarta busa shi (exhale). An gwada iskar gas don tantance yawan gas din da aka sha yayin numfashin.

Kafin yin wannan gwajin:

• Kada ku ci abinci mai nauyi kafin gwajin.
• Kada a sha taba akalla awanni 4 zuwa 6 kafin gwajin.
• Idan kayi amfani da na'urar da ke shaka iska, sai ka tambayi likitanka ko zaka iya amfani dasu kafin gwajin.

Pieakin murfin ya yi daidai a bakin bakinka. Ana sanya shirye-shiryen bidiyo a hancinku.

Ana amfani da gwajin ne don gano wasu cututtukan huhu, da kuma lura da matsayin mutanen da suka kamu da cutar huhu. Maimaita auna girman yaduwa na iya taimakawa wajen tantance ko cutar na inganta ko kuma na kara muni.

Sakamakon gwaji na yau da kullun ya dogara da mutum:

• Shekaru
• Jima'i
• Tsawo
• Hemoglobin (sunadarin dake cikin jinin jini wanda yake ɗaukar oxygen)

Sakamako mara kyau yana nufin cewa gas ba ya motsawa gaba ɗaya a cikin ƙwannin huhu zuwa cikin jijiyoyin huhu. Wannan na iya zama saboda cututtukan huhu kamar:

• COPD
• Fibrosis ta tsakiya
• Ciwon mara na huhu
• Ciwan jini na huhu
• Sarcoidosis
• Zuban jini a cikin huhu
• Asthma

Babu manyan haɗari.

Sauran gwaje-gwajen aiki na huhu za a iya yi tare da wannan gwajin.

Iffarfin watsawa; DLCO gwajin

• Gwajin yaduwa na huhu

Zinariya WM, Koth LL. Gwajin aikin huhu. A cikin: Broaddus VC, Mason RJ, Ernst JD, et al, eds. Littafin rubutu na Murray da Nadel na Magungunan numfashi. Na 6 ed. Philadelphia, PA: Elsevier Saunders; 2016: babi na 25.

Scanlon PD. Ayyukan numfashi: hanyoyin da gwaji. A cikin: Goldman L, Schafer AI, eds. Magungunan Goldman-Cecil. 26th ed. Philadelphia, PA: Elsevier; 2020: babi na 79.