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Original article 249 Cognitive dysfunction after general versus regional anesthesia assessed by event-related potentials a b Alaa Niazi and Amira El Gohary Department of Anesthesia, Faculty of Medicine, Misr Background University for Science and Technology, 6 October City Postoperative cognitive dysfunction has been reported after a variety of noncardiac and Department of Clinical Neurophysiology, Faculty of Medicine, Cairo University, Cairo, Egypt surgical procedures, especially in elderly patients. We hypothesized that the risk of postoperative cognitive dysfunction might be different with regional compared with Correspondence to Alaa Niazi, MD, Department of Anesthesia, Faculty of Medicine, Misr University general anesthesia. for Science and Technology, PO Box 11451, Patients and methods Hadika Street Gardencity, Cairo, Egypt Tel: + 01005059385; e-mail: aniazi@hotmail.com A total of 60 patients (25 men, 35 women) aged over 60 years and classified as belonging to grades I and II according to the American Society of Anesthesiologists Received 8 May 2012 Accepted 2 August 2012 (ASA) undergoing elective total knee replacement or dynamic hip screw orthopedic operations were included into this study. They were classified into two groups: Ain-Shams Journal of Anesthesiology 2013, 6:249–254 30 patients anesthetized generally and 30 patients anesthetized regionally. The hemodynamic parameters (O saturation, heart
Ain-Shams Journal of Anaesthesiology – Wolters Kluwer Health
Published: Sep 1, 2013
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