pulmonary function test

AaDO2 Calculator (Alveolar-Arterial Oxygen Gradient)

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Medical Calculator – SonDoctor.com × AaDO2 Calculator (Alveolar-Arterial Oxygen Gradient) AaDO2 = PAO2 – PaO2 PAO2 = { (Pb – PH2O) x FiO2 } – ( PCO2 / R ) Pb : Barometric pressure (mmHg) PH2O : Water vapor pressure (mmHg, 47 at 37°C) R : Respiratory quotient, 0.8 if FiO2 < 0.9, 1.0 if ... Read more

COPD Assessment Tool (CAT)

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Medical Calculator – SonDoctor.com × COPD Assessment Tool (CAT) CAT : COPD Assessment Test A tool for assessing the quality of life of patients with chronic obstructive pulmonary disease Select the corresponding level for each item using the slider [0-5 points each] (Scores are automatically calculated.) I never cough [0] I always cough I have … Read more