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Diagnostic Imaging

Aortic Stenosis: Case-Based Diagnosis and Therapy by Amr E. Abbas

By Amr E. Abbas

​With the arrival of much less invasive remedies for aortic stenosis together with percutaneous and apical substitute, extra sufferers are being provided this expertise. As such, picking the real severity of aortic stenosis is turning into paramount. Many medical eventualities take place the place the world and gradient estimates of severity don't fit. This e-book will current case through case examples of alternative sufferers with a large choice of aortic stenosis. it's going to help cardiologists in choosing sufferers with real aortic stenosis who may gain advantage from valve substitute. it's going to additionally spotlight the function and creation of latest expertise because the position of CTA, MRI, and 3D echo for analysis and TAVR and mini surgical procedure for treatment​. The viewers will variety from scientific cardiologists, imaging cardiologists and interventionalists alike.

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Newton: Laennec; 1993. p. 345. 6. Munt B, et al. Physical examination in valvular aortic stenosis: correlation with stenosis severity and prediction of clinical outcome. Am Heart J. 1999;137(2):298–306. 7. Carabello BA. Evaluation and management of patients with aortic stenosis. Circulation. 2002;105(15):1746–50. 6 cm2/m2, and/or a maximum transaortic velocity (AVVel) >4 m/s with or without symptoms. Surgical or transcatheter aortic valve replacement for symptomatic, severe AS results in significant improvement in survival and quality of life across a spectrum of surgical risk profiles.

In this setting, the murmur intensity of aortic stenosis increases after a pause, whereas the murmur of mitral regurgitation remains essentially unchanged. HOCM produces signs and symptoms identical to those observed in AS. Both conditions result in LVH, evident by precordial inspection of the apical impulse. HOCM induces a loud harsh systolic ejection murmur, but because the obstruction is dynamic, the initial carotid upstroke is intact, though the volume small. If resting obstruction is present, the result is a bifid or Bisfiriens carotid pulse indicating mid-systolic obstruction to flow.

456. 2. Mulcahy R. The early descriptions of aortic incompetence. Br Heart J. 1961;24:633–6. 3. Bailey C, Likoff W. Surgical management of aortic stenosis: an evolution of techniques and results. Arch Intern Med. 1957;99(6):859–87. 4. Carabelo BA, Stewat WJ, Crawford FA. Aortic valve disease. In: Topol EJ, editor. Text book of cardiovascular medicine. 2nd ed. Philadelphia: LippincottRaven; 2002. p. 509–28. 5. Piazza N, de Jaegere P, Becker AE, Serruys PW, Anderson RH. Anatomy of the aortic valvular complex and its implications for transcatheter implantation of the aortic valve.

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