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Pulsus parvus et tardus. Home Â» Pulsus parvus et tardus. pulsus tardus et parvus, more commonly known as slow-rising pulse, is a sign where, on palpation of the pulse, the pulse is late (tardus) (relative to contraction of the heart) and weak/small (parvus). Classically, it is seen in aortic valve stenosis.
Tardus parvus. Dr Henry Knipe â et al. Tardus parvus refers to a particular pattern of Doppler ultrasound spectral waveform. It commonly occurs downstream from significant arterial stenosis, and in particular is useful in assessing for renal artery stenosis.