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Differential effects of lumbar and thoracic epidural anaesthesia on the haemodynamic response to acute right ventricular pressure overload  C Missant,

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Presentation on theme: "Differential effects of lumbar and thoracic epidural anaesthesia on the haemodynamic response to acute right ventricular pressure overload  C Missant,"— Presentation transcript:

1 Differential effects of lumbar and thoracic epidural anaesthesia on the haemodynamic response to acute right ventricular pressure overload  C Missant, P Claus, S Rex, P.F. Wouters  British Journal of Anaesthesia  Volume 104, Issue 2, Pages (February 2010) DOI: /bja/aep354 Copyright © 2010 The Author(s) Terms and Conditions

2 Fig 1 Increase in skin temperature after epidural injections in control animals and in animals with a TEA and LEA, respectively. The increase in skin temperature measured 30 min after epidural injection is presented as a mirrored bar plot. The vertebral column is indicated on the left side to represent all dermatomes from C4 (top) to L6 (bottom). An increase in skin temperature at a particular vertebral level is displayed as a mirror bar according to the scale indicated on top of the figure for each group separately. A temperature increase of >0.5°C was considered to indicate an effective block of the sympathetic nervous system at that particular level. British Journal of Anaesthesia  , DOI: ( /bja/aep354) Copyright © 2010 The Author(s) Terms and Conditions

3 Fig 2 Right and left ventricular contractility during baseline, epidural anaesthesia, and acute PA occlusion in control animals and animals with a thoracic or lumbar epidural anaesthesia. The effects of epidural anaesthesia on the slope of the preload-recruitable stroke work relationship (Mw) (a and b) and the slope of the end-systolic pressure–volume relationship (Ees) (c and d) during baseline, epidural anaesthesia (EDA), and during acute PA occlusion (PA occlusion) in the left (LV) and right ventricle (RV). Values are presented as mean (sem). C, control animals; TEA, thoracic epidural anaesthesia; LEA, lumbar epidural anaesthesia; Ees, slope of the ESPVR; Mw, slope of the PRSW relationship; PA, pulmonary artery. *P<0.05 vs baseline; †P<0.05 vs EDA; ‡P<0.05 vs C. British Journal of Anaesthesia  , DOI: ( /bja/aep354) Copyright © 2010 The Author(s) Terms and Conditions


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