parvus et tardus

parvus et tardus

Cardiology A small arterial pulse with a delayed systolic peak + associated with an anacrotic 'shoulder'0  on the upstroke of the carotid pulse, a pattern seen in older Pts with severe aortic stenosis.
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Doppler US revealed evidence of renal artery stenosis of the transplanted kidney with a main renal artery resistive index of 0.80 and peak systolic velocity rates of 470.4, 48.7, 16.8 and 14.7 cm/s in the main, intralobar, upper and lower arcuate renal arteries, respectively, along with a distinctive parvus et tardus waveform.
* Pulsus parvus et tardus. The small volume (parvus) and delayed (tardus) upstroke in the carotids arteries.
Aortic stenosis is suggested by such findings as a harsh systolic murmur at the right upper sternal border, pulsus parvus et tardus, and a sustained point of maximal impulse.