Word: mitral
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Yovicsin has been suffering from a murmur, caused by a ruptured in the mitral valve of the heart...
...down 40 million times a year without sticking, and Dow Coming's Chemist Silas A. Braley says confidently: "The Silastic ball cannot stick." The University of Oregon's Dr. Albert Starr has installed 18 such valves in six patients -three apiece, replacing the aortic, mitral and tricuspid valves...
...developed butterfly valves of Teflon that come closer to the original in design. The demands on the plastic in such valves are tremendous: the leaflets must bend back and forth 40 million times a year. But so far, 39 patients have had them installed as replacements for aortic or mitral valves, and they are still working after as long as 20 months...
...researchers have learned to describe strep germs by their "Lancefield classification." That name, though unknown to the general public, has become a byword among bacteriologists and medical researchers who have applied the Lancefield findings to the control of rheumatic fever-and, consequently, to the prevention of countless cases of mitral-valve damage. Dr. Lancefield's latest work has been devoted to pinning down the kinds of strep, and the nature of their poisons involved in glomerulonephritis-one of the commonest, deadliest and most baffling of kidney diseases (TIME, July...
Lila Mauldin, 26, Albuquerque housewife and mother of three, was always short of breath; she got tired in no time. Diagnosis of her trouble was easy enough, and last spring she went to Denver's National Jewish Hospital for an operation to correct mitral stenosis -a narrowing of the valve inside her heart, between its upper and lower left chambers. Without such an operation, Mrs. Mauldin was not likely to live long. But the N.J.H. surgeons found they could not operate because Patient Mauldin would need transfusions during surgery, and she had rare, unmatchable blood: type A (common...