this study was done to determine whether high or low dose of anti-snake venom (asv) is better in coagulopathy in victims of envenoming by vipers. this retrospective study was conducted on the 154 patients (mean age ± sd, range) of viper snake bites who were referred to the emergency ward of razi hospital, ahvaz, iran over 2 years period (2004 - 2006). according to the treatment dosage the patie...

the aim of this study was to assess the effect of spinal block with low dose of bupivacaine and sufentanil on patients with low cardiac output who underwent lower limb surgery. fifteen patients who had ejection fraction less than 40% (group 1) were compared with 65 cases with ejection fraction more than 40% (group 2) in our study. our subjects underwent spinal block with 7.5 mg hyperbaric bupiv...