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Straight Deep Hypothermic Arrest: Experience in 394 Patients Supports Its Effectiveness as a Sole Means of Brain Preservation Arjet Gega, MD, John A. Rizzo, PhD, Michele H. Johnson, MD, Maryann Tranquilli, RN, Emily A. Farkas, MD, John A. Elefteriades, MD The Annals of Thoracic Surgery Volume 84, Issue 3, Pages (September 2007) DOI: /j.athoracsur Copyright © 2007 The Society of Thoracic Surgeons Terms and Conditions
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Fig 1 Distribution of cases in years. Distribution of all cases in which straight deep hypothermic circulatory arrest was used at our institution from 1997 to 2006. The Annals of Thoracic Surgery , DOI: ( /j.athoracsur ) Copyright © 2007 The Society of Thoracic Surgeons Terms and Conditions
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Fig 2 Distribution of deep hypothermic circulatory arrest (DHCA) time. Total time in minutes that each patient was exposed to straight DHCA at our institution (mean, 31 minutes; range, 10 to 61 min). The Annals of Thoracic Surgery , DOI: ( /j.athoracsur ) Copyright © 2007 The Society of Thoracic Surgeons Terms and Conditions
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Fig 3 Multiple embolic infarctions. Multiple hypodensities in the infratentorial and supratentorial regions are characteristic of embolic infarctions, as seen here in the (A) cerebellum (arrows), (B) occipital lobe, posterior cerebral artery (PCA) territory (arrows), and (C) the frontoparietal region (arrow), anterior cerebral artery circulation (ACA). The Annals of Thoracic Surgery , DOI: ( /j.athoracsur ) Copyright © 2007 The Society of Thoracic Surgeons Terms and Conditions
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Fig 4 Infarctions secondary to anoxia are manifested by watershed zones between major vascular territories. Hypoperfusion is suggested by the watershed hypodensities (arrows) shown here in A and B, as well as by the basal ganglia hypodensity noted in C. The Annals of Thoracic Surgery , DOI: ( /j.athoracsur ) Copyright © 2007 The Society of Thoracic Surgeons Terms and Conditions
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Fig 5 Alternate technique (shown on right, B) that facilitates arch replacement by limiting the arch anastomosis to a single, small pedicle. The left subclavian artery is connected with a separate small caliber graft during rewarming or after bypass (arrow). We find this alternate technique more expedient than the traditional method shown on the left (A). The Annals of Thoracic Surgery , DOI: ( /j.athoracsur ) Copyright © 2007 The Society of Thoracic Surgeons Terms and Conditions
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