Related Experiment Videos
Selective shunting during carotid endarterectomy
Thelinh Q Nguyen1, Linda Lind, E John Harris
1Division of Vascular Surgery, Stanford University School of Medicine, Stanford, CA, USA. thelinh.nguyen@maryblack.org
Vascular
|May 18, 2005
Summary
Carotid endarterectomy (CEA) is safe without routine shunting or cerebral monitoring. Selective shunting in CEA effectively reduces stroke risk and complications.
Area of Science:
- Vascular Surgery
- Neurology
Background:
- Carotid endarterectomy (CEA) treats carotid atherosclerosis, but perioperative stroke is a risk.
- Routine shunt use during CEA has complications and isn't always beneficial.
Purpose of the Study:
- To evaluate the safety and efficacy of CEA under general anesthesia without cerebral monitoring, using shunts selectively.
Main Methods:
- Retrospective review of 995 CEA operations.
- Analysis of a subset of 117 operations with selective shunting.
- Comparison of outcomes between selective shunt, routine shunt, and no shunt groups.
Main Results:
- Selective shunting was used in 29% of symptomatic and 11% of asymptomatic patients.
- The selective shunt group had one stroke (0.8%), no deaths, and no permanent cranial nerve injuries.
- Routine shunt group had a 0.7% stroke rate; selective shunt group had a shorter hospital stay (1.6 vs. 2.6 days).
Conclusions:
- CEA under general anesthesia without cerebral monitoring is safe.
- Selective shunting based on specific criteria is effective and avoids unnecessary complications.