10 results
Aortic Valve Stenosis
 • Etiology
 • Severity and Grading
 • Management

Satyendra Dhar, MD @DharSaty

#Aortic #Valve #Stenosis
• Etiology • Severity ... and Grading • ... #Stenosis #AS #diagnosis ... #management #cardiology ... #aorta
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 ... #Diagnosis #Cardiology ... #Aortic #Stenosis ... Classification #Severity
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 #Stenosis ... Classification #Severity
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
of Cardiogenic Shock ... systemic HTN, aortic ... #Cardiogenic #Shock ... #Differential #Diagnosis ... #Cardiology
Shock Classification
Shock Definition: State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
END-ORGAN DYSFUNCTION ... Mechanical → severe aortic ... dissection of ascending aorta ... Hemorrhagic → leading ... Classification #Types #diagnosis
Shock Types - Classification
State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
END-ORGAN DYSFUNCTION ... Mechanical → severe aortic ... dissection of ascending aorta ... Hemorrhagic → leading ... Classification #types #diagnosis
Aortic Stenosis Severity Classification

Mild AS:
 • Valve Area > 1.5 cm2
 • Mean Gradient < 20
Aortic Stenosis ... Severity Classification ... #Stenosis #Severity ... Classification #Diagnosis ... #Cardiology #Table
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Trans-Pulmonary Gradient ... Diastolic Pulmonary Gradient ... 0.8 indicates RV dysfunction ... artery #catheter #diagnosis ... #cardiology #swanganz
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
heart is pounding, racing ... or sinus node dysfunction ... disease (e.g., aortic ... regurgitation • Severe aortic ... #Palpitations #Cardiology
Peripartum Cardiomyopathy (PPCM)

What is PPCM?
• A form of acute systolic heart failure that develops late in
⚠️ Cardiogenic shock ... absence of systolic dysfunction ... heart failure • Aortic ... Cardiomyopathy #Cardiology ... #OBGyn #Diagnosis