Why the study?
Does surgery and anesthesia increase the risk of incident ischemic stroke?
Population
2,910 residents of Rochester, MN
Comparison
Surgery involving general anesthesia or central… vs No surgery/anesthesia within 30 days before…
Design
Case-control
Authors
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Recent surgery was associated with elevated stroke risk; this Level 4 evidence leaves open causality and should not yet change practice.
Does surgery and anesthesia increase the risk of incident ischemic stroke?
Surgery and anesthesia within the prior 30 days is an independent risk factor for incident ischemic stroke, even for non-high-risk procedures.
Wong et al. (2000) studied this question.
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