Aortic stenosis
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Aortic Stenosis Microchapters |
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Diagnosis |
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Treatment |
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Percutaneous Aortic Balloon Valvotomy (PABV) or Aortic Valvuloplasty |
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Transcatheter Aortic Valve Replacement (TAVR) |
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Case Studies |
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Aortic stenosis On the Web |
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American Roentgen Ray Society Images of Aortic stenosis |
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-In-Chief: Cafer Zorkun, M.D., Ph.D. [2]; Mohammed A. Sbeih, M.D. [3]; Lakshmi Gopalakrishnan, M.B.B.S. [4];
Synonyms and keywords: AS; critical AS; tight AS; aortic valve stenosis; calcific aortic stenosis; senile calcific aortic stenosis; degenerative calcific aortic stenosis
Overview
Classification
Acquired: Rheumatic Aortic Stenosis
Congenital: Bicuspid Aortic Stenosis | Subaortic Membrane | Subvalvular Aortic Stenosis | Supravalvular Aortic Stenosis
Pathophysiology
Narrowing of the Aortic Valve | Left Ventricular Hypertrophy | Diastolic Dysfunction | Systolic Dysfunction | Atrial Fibrillation | Pressure Gradient and Valve Area | Flow Velocity | Low Flow, Low Gradient, Low Ejection Fraction Aortic Stenosis | Gross Pathology | Microscopic Pathology
Causes
Differential Diagnosis
Epidemiology and Demographics
Risk Factors
Natural History, Complications and Prognosis
Diagnosis
History and Symptoms | Physical Examination | Cardiac Stress Test | Electrocardiogram | Chest X Ray | CT scan | MRI | Echocardiography | Cardiac Catheterization | Aortic valve area | Aortic valve area calculation
Treatment
General Approach | Medical Therapy | Surgery | Percutaneous Aortic Balloon Valvotomy (PABV) or Aortic Valvuloplasty | Transcatheter aortic valve implantation (TAVI) | Follow Up | Prevention | Precautions and Prophylaxis