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  1. Why pulsatility still matters: a review of current knowledge

    In this review article we discuss current evidence on differences between continuous and pulsatile mechanical circulatory support, with a focus on clinical implications and potential benefits of …

  2. Pulsatility Index - an overview | ScienceDirect Topics

    Pulsatility Index (PI) is a dimensionless number between 1 and 10 displayed on the HM II and HM 3 console. It represents the ratio between the peak and trough flow difference and the average …

  3. Pulsatility Index: What It Is and What It Means

    Jun 30, 2025 · The Pulsatility Index, or PI, is a measurement derived from an ultrasound that provides information about blood flow. It reflects the variability of blood velocity in a vessel, …

  4. Pulsatility [Neurosurgery Wiki]

    The brain is enclosed in a rigid container, and any transfer of pulsatility from the arterial walls into the surrounding tissue is felt almost instantaneously everywhere throughout the cranium.

  5. Pulsatility index (ultrasound) | Radiology Reference Article ...

    Jun 16, 2020 · The pulsatility index (PI) (also known as the Gosling index) is a calculated flow parameter in ultrasound, derived from the maximum, minimum, and mean Doppler frequency …

  6. Pulsatility Index and Pulse Oximetry in Diagnostics

    The pulsatility index serves as an indicator of vascular resistance and blood flow characteristics within the arterial system. Measuring the pulsatility index involves assessing the variations in …

  7. Pulsatility | definition of pulsatility by Medical dictionary

    Meaning of pulsatility medical term. What does pulsatility mean?

  8. Pulsatility Index (PI) – The Lay Medical Man

    Aug 30, 2025 · The TCD Pulsatility Index (PI) is a parameter used in Transcranial Doppler (TCD) ultrasonography to evaluate the resistance to blood flow in cerebral vessels.

  9. Neuro-ultrasound - EMCrit Project

    Jun 25, 2022 · An elevated pulsatility index within the middle cerebral artery (MCA) may suggest elevated intracranial pressure. However, the pulsatility index probably relates most directly to …

  10. PULSATILITY definition in American English | Collins English …

    Definition of 'pulsatility' pulsatility in British English noun the quality or state of beating rhythmically or throbbing