Correlating Brain Tissue Oxygen and Regional Cerebral Oximetry

Recruiting

Phase N/A Results N/A

Eligibility Criteria

Inclusion Criteria

- Patients who are scheduled for elective removal of secondary cerebral metastases under general anesthesia.

Exclusion Criteria

- Patients will be excluded if they refuse to give consent, have evidence of elevated intracranial pressure on preoperative CT scan, have coagulopathy, are taking therapeutic agents known to increase bleeding risk, have a history of cardiovascular disease, cerebrovascular disease, suffer from respiratory failure, or are not fluent English speakers.