14 results
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 ... and are usually caused ... AorticStenosis #Classification ... #Severity #Criteria
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 ... >50 mmHg (2) (Table ... AorticStenosis #Classification ... #Severity #Criteria
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 - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Algorithm History ... life-threatening causes ... infarction • Aortic ... Pain #Diagnosis #Algorithm ... #workup
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Cardiovascular Causes ... Infarction • Stable ... / Mediastinal Causes ... Sarcoidosis Other Causes ... #causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Testing Common causes ... agent Uncommon causes ... Differential #Diagnosis #Causes ... #table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... bradycardia • Sinus pauses ... Mechanical • Aortic ... Differential #Diagnosis #Classification ... #Table #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
and Secondary Causes ... taken at home, work ... Hypertension Secondary Causes ... Mechanical • Aortic ... #causes
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... from different classes ... renovascular or endocrine causes ... Causes: • Vascular ... #causes #Differential