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Medical News Article on Hypotension



New hypotension study findings reported from L. Obaid and co-authors



2008 MAR 24 -- "Shock and tissue hypoperfusion are common after asphyxia. We compared systemic and regional hemodynamic effects of epinephrine and dopamine in the treatment of shock and hypotension in asphyxiated newborn piglets resuscitated with 100% oxygen," researchers in Edmonton, Canada report.

"Twenty-four piglets (1-3 days old; weight, 1.4-2.6 kg) were acutely instrumented to measure cardiac index (Cl), carotid, mesenteric and renal arterial blood flows, and mean systemic (SAPs) and pulmonary arterial pressures (PAPs). Piglets had normocapnic alveolar hypoxia (FIO2 = 0.08-0.10) for 50 min and reoxygenated with FIO2 = 1.0 for 1 h then FIO2 = 0.21 for 3.5...

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