1. 
   orthodeoxia
   Fall in arterial blood oxygen upon assuming the upright posture. Usually due to right-to-left cardiac or vascular shunting with a posturally induced fall in left sided pressure permitting a corresponding gradient across the shunt. ... (05 Mar 2000) ...
   Found op http://www.mondofacto.com/facts/dictionary?orthodeoxia
   
   
2. 
   orthodeoxia
   (or″tho-de-ok´se-ә) accentuation of arterial hypoxemia in the erect position.
   Found op http://www.encyclo.co.uk/local/21001
   
   
3. 
   orthodeoxia
   orthodeoxia Decreased arterial oxygen concentration while in an upright position. The condition improves when the patient assumes the supine position or is lying face up.
   Found op http://www.wordinfo.info/words/index/info/view_unit/1515/2
   
   
4. 
   orthodeoxia
   Type: Term Pronunciation: ōr′thō-dē-oks′ē-ă Definitions: 1. Fall in arterial blood oxygen on assuming the upright posture. Usually caused by right-to-left cardiac or vascular shunting with a posturally induced fall in left-sided pressure permitting a correspondin...
   Found op http://www.medilexicon.com/medicaldictionary.php?t=63434
   
   

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