Chapter

Chronic respiratory failure

P.M.A. Calverley

in Oxford Textbook of Medicine

Published on behalf of Oxford University Press

Published in print May 2010 | ISBN: 9780199204854
Published online May 2010 | e-ISBN: 9780199570973 | DOI: http://dx.doi.org/10.1093/med/9780199204854.003.1815

Series: Oxford Textbooks

Chronic respiratory failure

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Chronic respiratory failure describes a clinical state when the arterial Po2 breathing air is less than 8.0 kPa, which may or may not be associated with hypercapnia (defined as Pco2 more than 6.0 kPa (45 mmHg)). Four processes cause arterial hypoxaemia due to inefficient pulmonary gas exchange—ventilation–perfusion (...

Chapter.  6888 words.  Illustrated.

Subjects: Respiratory Medicine and Pulmonology

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