Publications by authors named "Nurten Kayacan"

We aimed to inform transient neurological symptoms after spinal anesthesia and to review postpartum neurological deficits of regional anesthesia. A previously healthy 25-year-old primigravid woman underwent an elective cesarean section. Hypotension and bradycardia were not observed during the operation.

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Objectives: We aimed to investigate the analgesic efficacy of intraperitoneal, incisional, and intraperitoneal + incisional levobupivacaine in laparoscopic gynecological surgery.

Methods: Group 1 received levobupivacaine 20 mL intraperitoneally, Group 2 received levobupivacaine 20 mL to the trocar wounds, Group 3 received levobupivacaine 20 mL intraperitoneally and levobupivacaine 20 mL to the trocar wounds. Postoperative abdominal pain at rest and during mobilization and shoulder pain were assessed at the 2nd, 4th,12th, and 24th postoperatively by VAS.

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Objectives: Transient neurological symptoms (TNS) after spinal anesthesia vary from dysesthesia that is hardly noticed to severe pain. The aim of this study was to determine the incidence of TNS and provocative risk factors in 591 patients who underwent central block.

Methods: Before the operation, demographic data and features of the operation and the block were recorded.

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Objectives: Hemodialysis is a vital therapy in treatment of chronical renal failure. Pain is a complaint seen at every stage of chronical renal failure and is a part of clinical status. We aimed to investigate pain and its causes and the sufficiency of pain treatment in use.

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Purpose: To evaluate the incidence of residual curarization (RC) and related risk factors in the early and late postoperative periods in patients receiving general anesthesia with intermediate-acting muscle relaxants.

Methods: Two-hundred and eight American Society of Anesthesiologists class I and II patients, aged 18-70 years, who underwent general anesthesia with intermediate-acting muscle relaxants, were included. Heart rate, blood pressure, oxygen saturation, tympanic temperature were recorded for each patient who was transported to the recovery room, every 10 minutes by a trained nurse.

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Anaphylaxis is defined as a severe, life threating, generalized or systemic hypersensitivity reaction. The most common agent involved in intraoperative anaphylactic reactions is muscle relaxant (61-70%); natural rubber latex (NRL) is the second most implicated agent and the incidence of latex-related anaphylactic reactions is increasing despite increasing awareness and preventive measures taken. Latex is a ubiquitous part of life today.

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Objectives: To compare two intrathecal anaesthetics, bupivacaine and levobupivacaine, for their effects on motor and sensory blockade and haemodynamics in patients aged ≥ 65 years undergoing transurethral resection of the prostate (TUR-P) or transurethral resection of the urinary bladder (TUR-M).

Methods: Patients scheduled to undergo TUR-P or TUR-M were randomized to receive either 3 ml (15 mg) 0.5% isobaric levobupivacaine (group L) or 3 ml (15 mg) of 0.

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Objective: The effectiveness of axillary brachial plexus block (ABPB) performed using peripheral nerve stimulation (PNS) alone was compared with PNS preceded by nerve localization using a pen device, enabling nerve mapping without puncturing the skin.

Methods: Patients undergoing unilateral hand or forearm surgery suitable for ABPB were randomly assigned to receive either PNS alone (pen - group) or PNS preceded by nerve localization using a pen device (pen + group). Parameters related to the block procedure and patient comfort were assessed.

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Spinal anaesthesia is the method of choice for elective caesarean delivery. Levobupivacaine may produce a sensory and motor block that is different from that produced by bupivacaine, the most popular local anaesthetic for parturients undergoing caesarean section (CS). We present a case of unexpectedly prolonged spinal anaesthesia following a successful spinal block with levobupivacaine.

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Background And Objectives: We evaluated the effects of epidural injection with levobupivacaine or serum physiologic, epidural volume extension (EVE), when using combined spinal-epidural anesthesia (CSEA) for cesarean delivery.

Methods: One-hundred and thirty-eight patients with a full-term pregnancy of 37-42 weeks that were scheduled for cesarean delivery were included. Group 1 (n=48) received single-shot spinal anesthesia (SSS), group 2 (n=45) received CSEA-EVE with saline, group 3 received CSEA-EVE with levobupivacaine.

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Objectives: We aimed to determine the effects of sildenafil in human umbilical artery preparation taken from preeclamptic or normal pregnant women, also to investigate underlying mechanisms in these effects.

Study Design: Eighteen pregnant women with preeclampsia and 18 healthy pregnant women were involved. Relaxation responses of sildenafil in presence and absence of nitric oxide (NO) synthase inhibitor, N-[omega]-nitro-L-arginine methyl ester (L-NAME), and soluble guanylyl cyclase inhibitor, 1H-[1,2,4] oxadiazolo [4,3-a]quinoxalin-1-one (ODQ), were compared between the preeclampsia group and control group.

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Objectives: We aimed to determine the effects of sildenafil and vardenafil in human umbilical artery preparation taken from pre-eclamptic or normal pregnant women, and also to investigate the underlying mechanisms in these effects.

Study Design: Fifteen pregnant women with pre-eclampsia and 15 healthy pregnant women were involved. Relaxation responses of sildenafil and vardenafil in the presence and absence of nitric oxide synthase inhibitor, N-[omega]-nitro-l-arginine methyl ester (l-NAME), and soluble guanylyl cyclase inhibitor, 1H-[1,2,4]oxadiazolo[4,3-a]quinoxalin-1-one (ODQ), were compared between the pre-eclampsia group and the control group.

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The ideal reconstructive method for a vagina should provide a durable, stable coverage, a patent tube passage for sexual intercourse, and a natural esthetic contour, while simultaneously minimizing morbidity in both the recipient and donor sites, and should be a single stage procedure obviating the use of stents, obturators, and lubrication. Twenty-two patients with absence of the vagina underwent vaginal reconstruction using the jejunal segment transfer technique. Two flaps required re-operation due to venous compromise postoperatively.

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Opioids are often used for obstetric analgesia. Ideal obstetric analgesia is attained with optimal pain relief and minimal risk for the parturient. Therefore, investigators in the present study explored the effects of different opioids on the myometrium of pregnant rats.

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In this study, we studied 45 healthy parturients with singleton vertex presentation. Patients were allocated randomly to receive either 0,125 % bupivacaine with 2 micro g/ml fentanyl or 0,125 % bupivacaine with 1,5 micro g/ml clonidine for epidural labour analgesia. A patient controlled epidural analgesia (PCEA) pump was programmed as follows: basale infusion rate: 6 ml/h, demand bolus: 5 ml, lockout interval: 10 min.

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One of the most commonly performed outpatient procedure is colonoscopy. The pain and anxiety is frequently associated with colonoscopy. The aim of this study was to compare the effectiveness of remifentanil/midazolam, and tramadol/midazolam for iv sedation and analgesia during colonoscopy.

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Objectives: Effective analgesia and blockade of the perioperative stress response may improve outcome and epidural analgesia plays a role in the reduction of pulmonary complications following thoracic surgery. In this study, we assessed preoperative and postoperative thoracic epidural analgesia (Preop-TEA and Postop-TEA) techniques on post-thoracotomy pain in 61 patients undergoing posterolateral thoracotomy.

Methods: A thoracic epidural catheter was inserted into all the patients before surgery.

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Obstetric analgesia and anesthesia should provide optimal pain relief for the parturient with minimal risks. The local anesthetic agents are most commonly used for obstetric analgesia and anesthesia. We investigated the effect of local anesthetic agents: prilocaine, bupivacaine, ultracaine on myometrium in pregnant rats.

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