9 results
Mitral stenosis - Recommendations for classification of mitral stenosis severity

Valve area, 
Mean gradient and 
Pulmonary artery
mitral stenosis severity ... Valve area, Mean gradient ... and Pulmonary ... artery pressure ... #MeanGradient #Pressures
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
Diastolic Function Grading ... moderate diastolic dysfunction ... atrium, PASP: pulmonary ... artery systolic pressure ... #Grading #Classification
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
by A-a Gradient ... Normal A-a Gradient ... ↓ Atmospheric pressure ... compliance ↑ A-a Gradient ... #Gradient
Algorithm for Diagnosing Diastolic Dysfunction With Doppler Echocardiography
 1. Determine the age of the patient
Algorithm for Diagnosing ... Diastolic Dysfunction ... increased LV filling pressure ... (LVFP): #Algorithm ... Cardiology #Diagnosis #Grading
Pathophysiology Of Constriction
Exaggerated Ventricular Interdependence:
 • Limited Cardiac Filling due to Fixed Volume → Septum Shifts
Pathophysiology ... - pericardial (pulmonary ... equally → MV Inflow Gradient ... extra-pericardial pulmonary ... chambers. ↓ MV Inflow Gradient
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Gradient, TPG, ... Gradient, DPG) ... correlates with RV dysfunction ... 0.8 indicates RV dysfunction ... 0.63 predicted RV dysfunction
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... • Blood pressure ... gastrointestinal osmotic gradient ... Differential #Diagnosis #Algorithm ... #Pathophysiology
High Flow Nasal Cannula
Putative beneficial mechanisms of high flow nasal cannula (HFNC) 
oxygen therapy. EELV, end-expiratory
Positive airway pressure ... capillary-alveolar gradient ... highflownasalcannula #pathophysiology ... #management #pulmonary
Hepatopulmonary Syndrome - Illness Script
HPS is a pulmonary disorder of chronic liver disease characterized by a
abnormalities PATHOPHYSIOLOGY ... = increased Aa gradient ... portal HTN • Aa gradient ... the presence or severity ... of HPS and the severity