11 results
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Severity of Aortic Stenosis ... Adults Current ACC ... severe aortic stenosis ... >50 mmHg (2) (Table ... AorticStenosis #Classification
Causes of Pediatric Stridor - Differential Diagnosis Algorithm
Present Since Infancy with No Respiratory Distress:
 • Laryngomalacia
Present
Causes of Pediatric ... Stridor - Differential ... Diagnosis Algorithm ... • Subglottic Stenosis ... #Causes #Peds #
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 ... Cardiology #Aortic #Stenosis ... AorticStenosis #Classification
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Diagnosis Algorithm ... Valvular • Stenosis ... #Causes
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Systolic Murmurs - Differential ... Diagnosis Algorithm ... Papillary Muscle Dysfunction ... #Diagnosis #Algorithm ... #causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... Mechanical • Aortic stenosis ... #Syncope #Differential ... #Table #Causes
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Diagnosis Algorithm ... • Aortic Stenosis ... Infarction • Stable ... #Diagnosis #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
renal tubular dysfunction ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
event, follow ACC ... algorithm to determine ... with valvular dysfunction ... or LV dysfunction ... Severe Aortic stenosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... heart is pounding, racing ... or sinus node dysfunction ... insufficiency, stenosis ... Palpitations #Cardiology #Differential