http://www.mdcalc.com/a-a-o2-gradient click, diagnose, treat. Tue, 01 Dec 2009 23:04:30 +0000 http://wordpress.org/?v=2.9.2 hourly 1 http://www.mdcalc.com/a-a-o2-gradient/comment-page-1#comment-12 DB’s Medical Rants » Blog Archive » On ABGs (w/ a h/t to Happy Hospitalist) Wed, 23 Sep 2009 11:31:12 +0000 http://localhost:8888/mdcalc/?p=4#comment-12 [...] residents is to always at least estimate the A-a gradient. And then we review how to calculate the A-a gradient. In this case the patient has a very slightly elevated A-a gradient, despite having a low pO2. [...] [...] residents is to always at least estimate the A-a gradient. And then we review how to calculate the A-a gradient. In this case the patient has a very slightly elevated A-a gradient, despite having a low pO2. [...]

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