Cerebral Oxygenation Impairment and S-100β Protein Release During Off-Pump Coronary Artery Revascularization

Although exposure of the 3 main coronary arteries during OPCAB promotes derangement of the cerebral oxygen indices and S-100β release, this seems to be transient, remains within the near-normal range, and is reversible almost completely 6 hours postoperatively.