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Related Experiment Video

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Hemodynamic changes between different anatomically designed stents after carotid stenting: a prospective multicenter

JianFeng Han1, JianLin Liu2, Wei Liu3

  • 1Department of Neurology, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.

Journal of Neurology
|July 1, 2020
PubMed
Summary
This summary is machine-generated.

Tapered carotid stenting (TCS) shows a lower incidence of hemodynamic depression (HD) compared to straight carotid stenting (SCS). Risk factors for HD differ between the two procedures, with TCS demonstrating better outcomes.

Keywords:
Carotid stentingHemodynamic depressionIschemic strokeStent shape

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Area of Science:

  • Cardiovascular Medicine
  • Interventional Cardiology
  • Neurosurgery

Background:

  • Hemodynamic depression (HD) is a potential complication during carotid stenting.
  • Understanding differences between straight carotid stenting (SCS) and tapered carotid stenting (TCS) is crucial for patient safety.

Purpose of the Study:

  • To compare the dynamic changes and risk factors of hemodynamic depression (HD) between SCS and TCS procedures.
  • To evaluate clinical outcomes and restenosis rates associated with each stenting method.

Main Methods:

  • A comparative study including 148 patients in the TCS group and 167 patients in the SCS group.
  • Collection and analysis of clinical data, focusing on HD incidence, risk factors, and primary endpoint events at 12 months.

Main Results:

  • SCS procedures had a higher incidence of intra- and postprocedure HD, bradycardia, and hypotension.
  • Risk factors for HD included right stenosis, specific stent types (ev3), and alcohol intake; older age (>70 years) was associated with lower risk.
  • Tapered carotid stenting (TCS) demonstrated a significantly lower restenosis rate (1.35% vs 5.42%) without increased complications.

Conclusions:

  • Tapered carotid stenting (TCS) is associated with a lower incidence of hemodynamic depression (HD).
  • Intra- and postprocedure HD exhibit distinct manifestations and risk factors depending on the carotid stenting technique used.