3 results
GOLD2017 - The refined ABCD assessment tool. FEV1: forced expiratory volume in 1 s; FVC: forced vital
- The refined ABCD ... Chronic Obstructive Lung ... #Diagnosis #Pulmonary ... #Classification ... #FEV1FVC #mMRC
Hepatopulmonary Syndrome (HPS) 

HPS-differential diagnosis:
1. Pulmonary vasculature
2. Diseases of the lung parenchyma
3. Pleura and diaphragm

HPS-diagnosis:
1. Patients
Hepatopulmonary ... Diseases of the lung ... Alveolar-arterial ... oxygen gradient ... HPS-severity classification
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Alveolar Hypoventilation ... AVMs, Hepatopulmonary ... , Interstitial Lung ... UnremarkableLab #AA ... #Gradient #alveolar