42 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
by A-a Gradient ... Normal A-a Gradient ... compliance ↑ A-a Gradient ... #pulmonary #Aa ... #Gradient
Mitral valve stenosis - Wilkins score

#Diagnosis #Cardiology #Mitral #Valve #Stenosis #Wilkins #Score #Table #Grading
Mitral valve stenosis ... Diagnosis #Cardiology #Mitral ... #Valve #Stenosis ... #Score #Table #Grading
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Severity of Aortic Stenosis ... 0.6 cm2/m2, mean gradient ... transvalvular gradient ... , inconsistent grading ... <1 cm2 with a gradient
Aortic Stenosis Grading on echocardiography
The cut-offs for grading can be found in table 1. Discrepancies are
Aortic Stenosis ... Grading on echocardiography ... The cut-offs for grading ... 4.0 m/s and mean gradient ... Cardiology #Aortic #Stenosis
Mitral stenosis - Recommendations for classification of mitral stenosis severity

Valve area, 
Mean gradient and 
Pulmonary artery
Mitral stenosis ... classification of mitral ... stenosis severity ... Valve area, Mean gradient ... #Stenosis #ValveArea
Cervical Central Canal and Neural Foraminal Stenosis Grading

Cervical Central Canal Stenosis Grading
 - Normal - No
Neural Foraminal Stenosis ... Grading Cervical ... Grading - Normal ... Grading - Normal ... #Grading #Spine
Pulmonary stenosis - severity - Grading of pulmonary stenosis

#Diagnosis #Cardiology #Pulmonic #Pulmonary #Stenosis #Severity #Grading #Classification
Pulmonary stenosis ... - severity - Grading ... of pulmonary stenosis ... Pulmonic #Pulmonary #Stenosis ... #Severity #Grading
Mitral Stenosis Severity
Moderate     4.0 - 6.0 cm2
Normal     1.6
Mitral Stenosis ... < 1 cm2 #Mitral ... #Stenosis #Severity ... #Grading #diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Approach to the A-a Gradient ... A-a gradient = ... PAO2 - PaO2 A-a gradient ... A-a Gradient ≤ ... UnremarkableLab #AA
Lumbar stenosis guide we created to implement consistent radiology reporting across our multi-hospital network. 
Lumbar Central
Lumbar stenosis ... Central Canal Stenosis ... Grading - Normal ... Grading - Normal ... Spine #Report #Grading