Material and Methods Twenty patients with signs of mitral incompetence and auricular
fibrillation were selected for study on the grounds of their freedomfrom evidence of …

Results A: Opening snap and diastolic rumble (Tables i and 2) The opening snap was
recorded 40 tO I20 msec after the aortic component of the second sound. In patients with a …

RESULTS Figure 2 shows examples of records obtained at left heart catheterization in cases
ofsevere mitral regurgitation. The important findings are tabulated (see p. 167). It may be …

FIG. i.-The syndrome of severe mitral obstruction. Simultaneous pulmonary area (PA/MF)
and mitral area (MA/LF) phonocardiograms, the displacement curve of the skin overlying the …

The auscultatory and phonocardiographic findings in pure mitral regurgitation are reviewed.
They may be summarized as follows: 1.1. The first sound is normal or decreased in intensity …

RESULTS In Table I the pertinent clinical data are sum-marized, and anatomical findings
observed at open heart operation are indicated. The reported auscultatory findings …

We have investigated 30 adult patients in whom we believe mitral incompetence due to
endo-carditis was the only cardiovascular abnormality. Ten patients died andthe diagnosis …

In order to investigate which diagnostic signs were most useful for the evaluation of the
degree of mitral regurgitation in cases of mitral valvular disease, several methods were …

METHOD Fifty patients, judged to have dominant mitral stenosis, were treated by mitral
valvotomy, where the surgeon's finger estimated with special care the degree of incidental …

The origin of the third heart sound or protodiastolic gallop rhythm of mitral regurgitation is not
established. It has been thought to lie in the myocardium, in the mitral cusps and chordc, and …