48 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
Aortic Valve Stenosis
 • Etiology
 • Severity and Grading
 • Management

Satyendra Dhar, MD @DharSaty

#Aortic #Valve #Stenosis
Aortic Valve Stenosis ... • Severity and Grading ... • Management ... @DharSaty #Aortic ... AS #diagnosis #management
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Severity of Aortic ... 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 ... Diagnosis #Cardiology #Aortic
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
Practical Approach to Grading Diastolic Dysfunction

#Diagnosis #Cardiology #Diastolic #Diastology #Dysfunction #Grading #Classification #Grades #Criteria #Algorithm #Assessment
Practical Approach to Grading ... #Dysfunction #Grading ... Grades #Criteria #Algorithm
Hyphema - Blood in the Anterior Chamber - Grading

#Hyphema #Grading #Grades #Classification #Ophthalmology #Diagnosis #Management #Ocular
Anterior Chamber - Grading ... #Hyphema #Grading ... Ophthalmology #Diagnosis #Management
Abnormal pulsation in the neck in the setting of Aortic Coarctation

10 yo male,  his father
the setting of Aortic ... pulses, also an aortic ... HG of systolic gradient ... #PhysicalExam #Aortic ... #Coarctation #Aorta
Bell’s Palsy: Treatment and House-Brackmann grading for severity of facial nerve weakness
#Diagnosis #Management #Bells #Palsy #Treatment
House-Brackmann grading ... weakness #Diagnosis #Management ... Nerve #Severity #Grading
Periprosthetic Aortic Valve Regurgitation Grading
 • Vena Contracta Area
 • Circumference
 • Jet Length
Mild - Moderate
Periprosthetic Aortic ... Regurgitation Grading ... Periprosthetic #Grading