Download Cardiac Valve Replacement: Current Status by Shahbudin Rahimtoola (auth.), Jack M. Matloff M.D. (eds.) PDF

By Shahbudin Rahimtoola (auth.), Jack M. Matloff M.D. (eds.)

Cardiac Valve alternative: present prestige is the lawsuits of the Fourth Interna­ tional Symposium at the ST. JUDE clinical@ valve. the 1st 3 symposia in this subject have been held essentially for exact investigators inquisitive about scientific trials of the ST. JUDE clinical valve. The final assembly, chaired via Michael E. DeBakey, M.D., was once held in November 1982 [1], instantly sooner than the valve used to be published for normal medical use within the usa through the meals and Drug management. those court cases then are the 1st accomplished compilation of scientific info on account that that point; they usually contain, rather within the discussions, the event of physicians except the unique medical investigators. during the last five years the nature of those symposia has replaced. while the 1st dealt nearly solely with the ST. JUDE clinical valve, the final have advanced right into a extra regular cardiac valvular surgical procedure assembly, focusing totally on valve alternative instead of valve fix [2]. therefore, those continue­ ings comprise a large spectrum of themes, together with a keynote presentation on standards for choice of cardiac valve substitutes in 1984, problems of cardiac valve substitute and their therapy, a evaluate of the present prestige of cardiac valve substitutes except the ST. JUDE clinical valve and a attention of cardiac valve substitute in detailed situations. between those unique circum­ stances are 4 shows on pediatric use of the ST. JUDE clinical valve.

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Br Heart J 1978;40:558. 3. Bjork VO, Henze A: Management of thromboembolism after aortic valve replacement with the Bjork-Shiley tilting disc valve. Scand J Thorac Cardiovasc Surg 1975;9:183-191. 4. Friedli B, Aevichide N, Grondin P, Campeau L: Thromboembolic complications of heart valve prostheses. Am Heart J 1981;81:702. 5. Bamhorst DA, Oxman HA, Connolly DC, et al: Long-term follow-up of isolated replacement of the aortic or mitral valve with the Starr-Edwards prosthesis. Amer J Cardio11975; 35:228-233.

However, patients with bioprostheses had virtually event-free pregnancies with normal deliveries, no abortions and no hemorrhage or emboli (table 2-3). CONCLUSIONS This brief review has touched on some of the factors responsible for thromboembolism after cardiac valve replacement. Aortic valves are considerably less prone to thromboembolic events, and because the vast m3Jority of these patients are in normal sinus rhythm, bioprostheses are preferred, particularly in elderly patients. The causative factors of thromboembolism with mitral valves are considerably more complex, making valve selection difficult.

J Thorac Cardiovasc Surg 1978; 76:202-211. 41. Ferrans VJ, Spray TL, Billingham ME, et al: Structural changes in glutaraldehyde-treated porcine heterografts used as substitute cardiac valves. Am J Cardiol 1978; 41:1159-1184. I. COMPLICATIONS OF CARDIAC VALVE REPLACEMENTS AND THEIR TREATMENT 1 1. FOLLOWING THE PATIENT WITH PROSTHETIC HEART VALVES SHAHBUDIN RAHIMTOOLA When following a patient with a prosthetic valve, there are two important prophylactic measures the physician must keep in mind. First, prosthetic valve endocarditis is one of the most lethal complications of prosthetic valves.

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