Complex flow in the proximal internal carotid artery challenges Doppler flow assumptions.
Ling SHT; Zafiris E; Cohen JN; Au JS · 2026 · Journal of applied physiology (Bethesda, Md. : 1985)
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Conventional duplex ultrasound is commonly used to measure blood velocity in the internal carotid artery (ICA) for disease screening and cerebral or extracranial flow estimation. Pouseillian-based flow calculations assume laminar flow,…
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Metadata source: Europe PMC · DOI 10.1152/japplphysiol.00452.2026