8 results
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Stenosis in Adults ... stenosis (AS) as ... >50 mmHg (2) (Table ... #Stenosis #AorticStenosis ... #Classification
Aortic Stenosis Grading on echocardiography
The cut-offs for grading can be found in table 1. Discrepancies are
Aortic Stenosis ... can be found in table ... Diagnosis #Cardiology #Aortic ... #Stenosis #AorticStenosis ... #Classification
Aortic Stenosis Severity Classification

Mild AS:
 • Valve Area > 1.5 cm2
 • Mean Gradient < 20
Aortic Stenosis ... Severity Classification ... #Stenosis #Severity ... #Classification ... Diagnosis #Cardiology #Table
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Diagnosis Algorithm ... Obstruction • Aortic ... Stenosis - Ischemic ... Infarction • Stable
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... Mechanical • Aortic ... stenosis • ... #Table #Causes
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Hypertension - Differential ... Diagnosis Algorithm ... taken at home, work ... bilateral renal artery stenosis ... Mechanical • Aortic
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Oral sodium loading ... Hyperthyroidism • Aortic ... Causes #Screening #Workup ... #table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential ... with previously stable ... : Renal artery stenosis ... Coarctation of aorta