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doi: 10.1097/ALN.0b013e3182a79d1e
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Intraoperative hypotension predicts organ injury, including acute kidney injury, although the route from low perfusion to injury is complex and unclear. An article and editorial in this issue discuss a particular mean arterial pressure (55 mmHg) which, on average, seems to impart risk, and why an absolute definition of hypotension is elusive.
* Brady and Hogue: Intraoperative Hypotension and Patient Outcome: Does “One Size Fit All?” p. 495
* Walsh et al.: Relationship between Intraoperative Mean Arterial Pressure and Clinical Outcomes after Noncardiac Surgery: Toward an Empirical Definition of Hypotension, p. 507

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