6 results
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Severity of Aortic ... as follows: aortic ... , inconsistent grading ... AorticStenosis #Classification ... #Severity #Criteria
Aortic Stenosis Grading on echocardiography
The cut-offs for grading can be found in table 1. Discrepancies are
Aortic Stenosis ... The cut-offs for grading ... Diagnosis #Cardiology #Aortic ... AorticStenosis #Classification ... #Severity #Criteria
Aortic Stenosis Severity Classification

Mild AS:
 • Valve Area > 1.5 cm2
 • Mean Gradient < 20
Aortic Stenosis ... Severity Classification ... Velocity > 4 m/s #Aortic ... #Stenosis #Severity ... #Classification
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
channels open leading ... Vaughan Williams Classification ... depolarization • ↑ PR ... velocity) - ↑ PR ... #Pharmacology #Classification
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... are present • Classic ... Low Grade - Slow growing ... Lymphoproliferative #Disorders #Classification ... #differential #algorithm
Pressure Recovery (PR). 
When the ventricle contracts, blood flow converges beyond the aortic valve (AV) at
Pressure Recovery (PR ... of net pressure gradient ... echocardiography mean gradient ... However, is some cases ... Pressure #Recovery #PR