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diffusion defect |
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diffusion defect, any impairment in the diffusion of oxygen across the alveolar-capillary membrane caused by pathologic changes in any of the structures of the membrane. Specific causes may include fibrosis, granuloma, interstitial edema, and proliferation of connective tissue. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Case 1 demonstrated an individual with an isolated diffusion defect, whereas the others tended to display a combination of restrictive and/or obstructive disease with a reduced DL CO. The reasons for the hypoxia were universally chalked up to the usual suspects which were either chronic obstructive pulmonary disease, a diffusion defect or some vague notion that there was a sleep related hypoventilation syndrome. |
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