323 results
Aortic Coarctation on Echocardiogram
10 yo male,  his father has TGV with a Senning surgery
Aortic Coarctation ... pulses, also an aortic ... HG of systolic gradient ... cardiology #clinical #pocus ... #aorta
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
Aortic Valve Stenosis
 • Etiology
 • Severity and Grading
 • Management

Satyendra Dhar, MD @DharSaty

#Aortic #Valve #Stenosis
Aortic Valve Stenosis ... • Severity and Grading ... @DharSaty #Aortic ... management #cardiology #aorta
Hydronephrosis Grading
Grade I - Pelviectasis 
Grade II - Caliectasis (Major Calyces)
Grade III - Caliectasis (Minor Calyces)
Grade
Hydronephrosis Grading ... Thinning - POCUS ... Hydronephrosis #Grading ... radiology #ultrasound #pocus
Commonly Used Clinical Grading Systems
 • Edema Grading Scale
 • Hepatic Encephalopathy Grading (West Haven Criteria)
Used Clinical Grading ... Systems • Edema Grading ... Encephalopathy Grading ... Systolic Murmur Grading ... • Ascites Grading
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 ... - PaO2 Normal Gradient ... A-a Gradient
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
Periprosthetic Aortic Valve Regurgitation Grading
 • Vena Contracta Area
 • Circumference
 • Jet Length
Mild - Moderate
Periprosthetic Aortic ... Regurgitation Grading ... Periprosthetic #Grading
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Algorithm by A-a Gradient ... Normal A-a Gradient ... compliance ↑ A-a Gradient ... pulmonary #Aa #Gradient