BBAC blocks the autonomic nervous system response
to the stress of surgery. Beta blockers block the end organ
effect of catecholamines. Clonidine blocks the central release
of epinephrine and norepinephrine.
Do we want the heart to be running free and
wild with tachycardia, myocardial ischemia, and the risks
of infarction or death? Or do we want to block the stress
of surgery and reduce the risks?
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