Cov txheej txheem:

Vim li cas cov pa roj carbon monoxide siv hauv DLCO?
Vim li cas cov pa roj carbon monoxide siv hauv DLCO?

Video: Vim li cas cov pa roj carbon monoxide siv hauv DLCO?

Video: Vim li cas cov pa roj carbon monoxide siv hauv DLCO?
Video: Txiv Neej Cov Kab Menyuam Nyob Ntev Li Cas Hauv Chaw Mos 2024, Lub Xya hli ntuj
Anonim

Nqus tau CO yog siv vim tias nws muaj kev sib raug zoo heev rau hemoglobin. CO muaj 200 txog 250 npaug ntau dua kev sib raug zoo rau hemoglobin ntau dua li oxygen. Vim tias ntshav tsis txaus tuaj yeem txo qis Dlco , tag nrho cov xam ntawm Dlco tau hloov kho rau hemoglobin concentration rau kev ntsuas ntsuas thiab txhais lus.

Ib sab ntawm qhov no, vim li cas co thiaj siv los ntsuas qhov muaj peev xwm nthuav tawm?

Cov pa roj carbon monoxide yog siv rau kev kuaj mob ntawm diffusing peev xwm (Dlco), vim tias nws qhov avid heev rau hemoglobin tso cai rau sab nraub qaum rau nthuav tawm raug suav tias yog qhov tsis tsim nyog.

Tom qab ntawd, lo lus nug yog, DLCO zoo yog dab tsi? Tus nqi nruab nrab rau DLCO thiab DLCO /VA yog 28.05 ± 5.07 ml/min/mmHg, 4.569 ± 0.694 ml/min/mmHg/L rau txiv neej thiab 20.79 ± 4.03 ml/min/mmHg, 4.695 ± 0.743 ml/min/mmHg/L rau poj niam, feem.

Tib neeg tseem nug, dab tsi ua rau DLCO qis?

IV. Ua rau: Tsawg DLCO

  • Chronic Pulmonary Embolism.
  • Congestive Heart Failure.
  • Mob ntsws Interstitial ua ntej PFT txwv lub ntsws hloov.
  • Thawj Pulmonary Hypertension.
  • Cov Kab Mob Sib Txuas nrog mob ntsws koom nrog. Dermatomyositis los yog polymyositis. Kab mob plab. Rheumatoid mob caj dab.

Puas yog co2 perfusion txwv?

Ob leeg oxygen thiab cov pa roj carbon dioxide pauv yog perfusion - txwv . Diffusion ntawm gases ncav cuag qhov sib npaug ib feem peb ntawm txoj kev los ntawm capillary / alveolar interface. Lub caij no, cov pa roj carbon dioxide ib nrab siab txo los ntawm PVCO2 ntawm 46 mmHg mus rau PaCO2 ntawm 40 mmHg hauv alveolar capillaries vim yog PACO2 ntawm 40 mmHg.

Pom zoo: