Publications by authors named "Boztug N"

Objective: Code blue is one of the important practices for preventing mortality and morbidity and increasing the quality of care in hospitals. The aim of this study was to evaluate the blue code notifications and their results, emphasise their importance, and determine the effectiveness and deficiencies of the application.

Methods: In this study, all code blue notification forms recorded between January 1 and December 31, 2019, were examined retrospectively.

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Aim: To investigate the changes of cerebrospinal fluid (CSF) cystatin C (CC) levels associated with the postoperative ischemic conditions and prognostic outcome in patients with aneurysmal subarachnoid hemorrhage (SAH).

Material And Methods: The study group consisted of 40 patients with microsurgically clipped intracranial aneurysms (IA's) and 22 control CSF samples. In patients, CSF samples were taken from the lumbar intrathecal catheter for CC measurement, at the beginning of operation, immediately after the operation (early postoperative), and the first postoperative day (late postoperative).

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Background: To evaluate the clinical efficacy and safety of unilateral spinal anaesthesia with 0.66% hyperbaric ropivacaine compared with 0.5% hyperbaric bupivacaine for arthroscopic knee surgery.

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Study Objective: To compare the effects of intrathecal ropivacaine with bupivacaine in a dose ratio of 2:1 for outpatient arthroscopic knee surgery.

Design: Randomized, single-blinded study.

Setting: University-affiliated hospital.

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Background: To provide postoperative analgesia by spinal anesthesia, we compared the quality of analgesia and side effects of two doses of morphine added to ropivacaine in kidney donors.

Materials And Methods: Thirty renal donors underwent nephrectomy under standard general anesthesia. After the operation, the patients were randomly allocated into two groups of intrathecal doses for spinal anesthesia: the 0.

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We investigated the anesthetic and analgesic effectiveness of adding dexamethasone to lidocaine for IV regional anesthesia (IVRA). Seventy-five patients undergoing ambulatory hand surgery were randomly assigned to one of three groups: group L received 3 mg/kg lidocaine, group LD received 3 mg/kg lidocaine + 8 mg dexamethasone, and group LDc received 3 mg/kg lidocaine for IVRA and 8 mg dexamethasone IV to the nonsurgical arm. IVRA was established using 40 mL of a solution.

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One of the aims of neuroanesthesia is to provide early postoperative recovery and neurologic examination in patients undergoing supratentorial surgery. Our aim was to investigate the role of using the bispectral index (BIS) in recovery from anesthesia and altering drug administration in patients undergoing craniotomy. Fifty American Society of Anesthesiologists' (ASA) physical status I-II patients undergoing craniotomy were included in the study.

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We evaluated the effects of low-dose intrathecal ropivacaine with or without fentanyl for arthroscopic knee surgery. Fifty patients were randomized in equal groups to receive an intrathecal solution (3 ml) containing either 10 mg isobaric ropivacaine or 8 mg isobaric ropivacaine plus 25 pg fentanyl. Complete motor blockade occurred in 22 patients (88%) in both groups.

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The combination of advances in microsurgery and the improvement of anesthetic management with increased understanding of the physiology of preoperative and postoperative care has significantly raised the upper age limit for free-flap transfer in elderly patients. Despite pessimistic opinions regarding elderly patients who have poor recovery potential and decreased physiological reserves, the unique feature of free-tissue transfer is that it allows the transfer of well-vascularized tissue to defects in a single-stage procedure, and leads to improved quality of life. In this report, a retrospective analysis of 55 patients aged 50 and older who underwent microsurgical tissue transfer is presented.

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The residual aneurysm rate is reported between 3,8% and 21% in the cases followed after intracranial aneurysm surgery. In the formation of the residual aneurysm, the risk factors include such structural characteristics as the size and lobulation of the aneurysm, posterior circulation, para-ophthalmic localisation and intra-operative rupture. The rates and causes of postoperative residual aneurysms were analyzed in 186 intracranial aneurysm of 160 patients, including the possible effects of temporary clipping on the residual rates.

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