a retrospective study on snakebite victims in a tertiary referral center
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abstract
background: snakebite is a serious public health problem in the world. the annual incidence of snakebites ranges from 4.5-9.1 in 100,000 population in iran. with regard to diversity of envenomation profiles in different geographical parts of iran, the aim of this study was to determine the demographical data, clinical and laboratory findings, and the outcome of the snakebite victims referred to a tertiary referral hospital. methods: in this retrospective, cross-sectional study in loghman hakim hospital poisoning center, shahid beheshti university of medical sciences, tehran, iran, during a four-year period from march 2007 to march 2011. the demographic data, clinical manifestations, paraclinical findings, treatments performed before hospital admission, time elapsed between the bite and hospital admission, total dose of antivenom and the patients’ outcomes were investigated. results: seventy cases (58 males, 12 females) were evaluated. most of the cases (79%) were older than 20 year old. the most common bite site was upper extremity (67%). most of the patients were admitted within 5 h after the snakebite. the most common local and systemic manifestations were swelling (90%), pain (81.4%), nausea and vomiting (24.3%). leukocytosis (35.7%) and thrombocytopenia (25.7%) were the most common laboratory abnormalities. most of the patients (97.1%) were treated with antivenom. fifty percent of the patients only received 3-5 vials of antivenom. the mortality rate was 1.4%. necrosis of the toes and compartment syndrome were the only serious complications. conclusion: the findings emphasize the importance of early admission to the hospital and treatment with antivenom to avoid morbidity and mortality.
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Journal title:
iranian journal of toxicologyجلد ۱۰، شماره ۴، صفحات ۴۷-۵۰
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