Publications by authors named "Mevlut Dogukan"

Purpose: One of the regional anesthetic procedures, caudal epidural block, is important for lower extremities surgeries in the pediatric patient population. The perfusion index (PI) value, which reflects vasomotor tone, can be used to indicate block success. The aim was to compare the role of perfusion index, heart rate, and mean arterial pressure in detecting the success of caudal epidural block and to investigate whether perfusion index was an earlier indicator in determining the success of the block in pediatric surgery cases.

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Article Synopsis
  • * Fifty patients aged 18-65 with low anesthetic risks underwent the block, and both preoperative and postoperative PI values were recorded alongside traditional subjective tests like the pinprick and Modified Bromage Scale.
  • * Results showed that significant changes in PI values indicated block efficacy, with the PI being faster and more reliable than conventional sensory/motor tests, demonstrating high sensitivity and specificity for detecting block effectiveness.
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Objective: To evaluate whether the perfusion index (PI) can be used to predict and provide a cut-off value for ultrasound-guided axillary nerve block success.

Study Design: Quasi-experimental study.

Place And Duration Of Study: Department of Anaesthesiology and Reanimation, Adiyaman University Training and Research Hospital, Adiyaman, Turkey, from July to August 2020.

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Purpose: The use of sugammadex at a lower dose after a routine reversal dose of neostigmine may prevent residual neuromuscular blockade (rNMB). Our goal was to investigate the effects of the use of half-dose sugammadex for reversing rNMB after administration of neostigmine, and compare these effects to a routine full-dose of neostigmine.

Design: Prospective, single-blinded, randomized trial.

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Objective: To determine the possible risk factors associated with hepatic dysfunction during open-heart surgeries.

Methods: After excluding 71 patients, 307 patients with possible low and moderate cardiac risk who underwent either coronary artery bypass graft surgery (CABG) (n=176) or valve repair surgery (mitral valve, mitral and aortic valves and/or tricuspid valve) (n=131) were investigated prospectively during a 6-month period. Hyperbilirubinemia is defined as an occurrence of a plasma total bilirubin concentration >34 µmol/L (2 mg/dL) in any measurement during the postoperative period; the patients were divided into groups with or without postoperative hyperbilirubinemia.

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Background Ischemia/reperfusion (I/R) injury causes oxidative stress, which, in turn, may impair the oxidant/antioxidant balance in tissues and cause damage to the tissues. The local effects of I/R injury can be typically observed in the related organ while systemic effects can be observed predominantly in the heart, brain, lung, and kidney. In this study, we aimed to evaluate the effects of iloprost on heart tissues after an ovarian I/R injury in an experimental rat model.

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Objective Anesthesia may be required to ensure the immobility of the patient during a magnetic resonance imaging (MRI) scan, particularly in pediatric patients. An MRI scanner generates radiofrequency radiation (RFR) to obtain images of parts of the body. During an MRI procedure, an amount of RFR is transformed into heat by the body, thereby leading to increased body temperature.

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The present study was designed to determine the possible hepatoprotective effects of Salvia cryptantha (black weed) plant extract against carbon tetrachloride (CCl4)-induced hepatic injury in rats. Animals were grouped as follows: control group (Group I), CCl4 group (Group II), olive oil group (Group III), CCl4 + S. cryphantha 200 mg/kg group (Group IV), and CCl4 + S.

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Aim: The administration of trans esophageal echocardiography (TEE) may cause nausea, shortness of breath, agitation, emotional distress and pain in patients due to pharyngo-esophageal intubation, which may be partially relieved by sedoanalgesia. The aim of this study was to compare clinical effects of midazolam, midazolam-alfentanil combination and propofol sedation given for sedation and sedoanalgesia to patients with planned diagnostic TEE interventions.

Methods: This study was prospectively completed with 90 randomized adult patients in ASA risk groups I-II-III.

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Objective: The effect of levosimendan on renal function in patients with low ejection fraction undergoing mitral valve surgery was investigated.

Design: A prospective, double-blinded, randomized clinical trial.

Setting: Tertiary teaching and research hospital.

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