9 results
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Stenosis in Adults ... >50 mmHg (2) (Table ... #Diagnosis #Cardiology ... #Aortic #Stenosis ... AorticStenosis #Classification
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Diagnosis by Classification ... Mechanical • Aortic ... stenosis • ... #Diagnosis #Classification ... #Table #Causes
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
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... Diagnosis by Classification ... • Ruptured aortic ... #Diagnosis #Classification ... #Table #CriticalCare
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Diagnosis Poor ... Vomiting / NG drainage ... #Potassium #Table ... #Classification
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Diagnosis Algorithm ... Obstruction • Aortic ... Stenosis - Ischemic ... Infarction • Stable
Aortic Stenosis Severity Classification

Mild AS:
 • Valve Area > 1.5 cm2
 • Mean Gradient < 20
Aortic Stenosis ... Severity Classification ... #Classification ... #Diagnosis #Cardiology ... #Table
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... Spondylolisthesis • Spinal stenosis ... Referred Pain: • Aorta ... #primarycare #table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... Diagnosis Approach ... with previously stable ... : Renal artery stenosis ... Coarctation of aorta