19 research outputs found

    Complications of cardiopulmonary resuscitation in non-traumatic cases and factors affecting complications

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    AbstractIn this study, bodily injuries related to chest compression were examined in non-traumatic death cases that underwent autopsy. This study aimed to evaluate factors that can affect these injuries.Data were collected retrospectively, and injuries related to chest compression during cardiopulmonary resuscitation were determined over a 10-year period. Age, gender and cause of death were determined, and when cardiopulmonary resuscitation was performed, cardiopulmonary resuscitation duration, intubation and the injury that occurred due to chest compression were also determined.The study included data from 203 cases. The most frequent injuries were a single fracture in the left ribs (19.7%). Only the duration of cardiopulmonary resuscitation was determined to be associated with injuries. Ventricle rupture in 1 case and liver laceration in 2 cases were the most significant injuries.It has been shown that during cardiopulmonary resuscitation, severe injuries can occur due to thoracic compression. Only a positive correlation with the duration of cardiopulmonary resuscitation was found in our study

    Ozone Therapy and Hyperbaric Oxygen Treatment in Lung Injury in Septic Rats

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    Various therapeutic protocols were used for the management of sepsis including hyperbaric oxygen (HBO) therapy. It has been shown that ozone therapy (OT) reduced inflammation in several entities and exhibits some similarity with HBO in regard to mechanisms of action. We designed a study to evaluate the efficacy of OT in an experimental rat model of sepsis to compare with HBO. Male Wistar rats were divided into sham, sepsis+cefepime, sepsis+cefepime+HBO, and sepsis+cefepime+OT groups. Sepsis was induced by an intraperitoneal injection of Escherichia coli; HBO was administered twice daily; OT was set as intraperitoneal injections once a day. The treatments were continued for 5 days after the induction of sepsis. At the end of experiment, the lung tissues and blood samples were harvested for biochemical and histological analysis. Myeloperoxidase activities and oxidative stress parameters, and serum proinflammatory cytokine levels, IL-1β and TNF-α, were found to be ameliorated by the adjuvant use of HBO and OT in the lung tissue when compared with the antibiotherapy only group. Histologic evaluation of the lung tissue samples confirmed the biochemical outcome. Our data presented that both HBO and OT reduced inflammation and injury in the septic rats' lungs; a greater benefit was obtained for OT. The current study demonstrated that the administration of OT as well as HBO as adjuvant therapy may support antibiotherapy in protecting the lung against septic injury. HBO and OT reduced tissue oxidative stress, regulated the systemic inflammatory response, and abated cellular infiltration to the lung demonstrated by findings of MPO activity and histopathologic examination. These findings indicated that OT tended to be more effective than HBO, in particular regarding serum IL-1β, lung GSH-Px and histologic outcome

    Effectiveness of the Stewart Method in the Evaluation of Blood Gas Parameters

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    SUMMARY: Objectives: In 1981, Peter A. Stewart published a paper describing his concept for employing Strong Ion Difference. In this study we compared the HCO3 levels and Anion Gap (AG) calculated using the classic method and the Stewart method. Methods: Four hundred nine (409) arterial blood gases of 90 patients were collected retrospectively. Some were obtained from the same patients in different times and conditions. All blood samples were evaluated using the same device (ABL 800 Blood Gas Analyzer). HCO3 level and AG were calculated using the Stewart method via the website AcidBase.org. HCO3 levels, AG and strong ion difference (SID) were calculated using the Stewart method, incorporating the parameters of age, serum lactate, glucose, sodium, and pH, etc. Results: According to classic method, the levels of HCO3 and AG were 22.4±7.2 mEq/L and 20.1±4.1 mEq/L respectively. According to Stewart method, the levels of HCO3 and AG were 22.6±7.4 and 19.9±4.5 mEq/L respectively. Conclusions: There was strong correlation between the classic method and the Stewart method for calculating HCO3 and AG. The Stewart method may be more effective in the evaluation of complex metabolic acidosis. Key words: Blood gases, Stewart metho
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