CHARLES R. PETERSON, M.D.; RODNEY HERR, M.D.; RICHARD V. CRISERA, M.D.; ALBERT STARR, M.D.; J. DAVID BRISTOW, M.D.; HERBERT E. GRISWOLD, M.D.
Although most patients who have prosthetic replacement of diseased heart valves have significant symptomatic improvement after surgery, it has become apparent that a small percentage either becomes worse or fails to improve. Awareness of the causes of a poor surgical result and objective evidence that there has not been improvement can be helpful in correct diagnosis and management. The objective distinction between a good and poor surgical result may be difficult, however, because patients considered to have satisfactory relief of symptoms do not necessarily improve to a normal state as defined by the usual clinical or hemodynamic criteria. In addition,
PETERSON CR, HERR R, CRISERA RV, et al. The Failure of Hemodynamic Improvement After Valve Replacement Surgery: Etiology, Diagnosis, and Treatment. Ann Intern Med. 1967;66:1–24. doi: https://doi.org/10.7326/0003-4819-66-1-1
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Published: Ann Intern Med. 1967;66(1):1-24.
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