Publications by authors named "Orawan Pongraweewan"

Background: Intraoperative cardiac arrest (ICA) during liver transplantation (LT) is a rare surgical complication that results in devastating outcomes. Moreover, previous worldwide studies have found inconsistencies in the risk factors associated with ICA in LT.

Methods: This was a retrospective cohort study of adult patients who underwent LT between January and October 2021 at Siriraj Hospital, a tertiary care hospital.

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Background: To assess the rate of conversion to general anesthesia, sedative and analgesic drug-sparing effects, and complications of popliteal sciatic nerve block (PSNB) compared with a sham block during lower limb angioplasty.

Methods: A randomized, controlled, double-blinded trial of patients with chronic limb-threatening ischemia (CLTI) who receive PSNB with 0.25% levobupivacaine 20 mL compared with a sham block (control) during lower limb angioplasty.

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Introduction: Evidence suggests that immediate extubation after liver transplantation provides graft and economic benefits without compromising patient outcomes. This study tried to determine the incidence of immediate extubation, demonstrate related factors, and develop a predictive model from the significant factors.

Methods: This retrospective descriptive study included 240 out of 271 liver transplantation patients in the hospital liver transplant registry between 2004 and 2016.

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Background: The Coronavirus disease 2019 (COVID-19) pandemic continues to spread across the world. Hence, there is an urgent need for rapid, simple, and accurate tests to diagnose severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. Performance characteristics of the rapid SARS-CoV-2 antigen detection test should be evaluated and compared with the gold standard real-time reverse transcription-polymerase chain reaction (RT-PCR) test for diagnosis of COVID-19 cases.

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The aim of this study was to identify the characteristics of perioperative convulsion and to suggest possible correcting strategies. The multi-centre study was conducted prospectively in 22 hospitals across Thailand in 2015. The occurrences of perioperative adverse events were collected.

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Objective: To reduce the onset of 0.5% bupivacaine by adding 2% lidocaine with 0.5% bupivacaine for ultrasound-guided and double stimulation technique at musculocutaneous and radial nerve for infraclavicular brachial plexus block.

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Objective: The aim of the present study was to test the efficacy of epidural nalbuphine 5 mg for prevention of morphine-induced pruritus.

Material And Method: Parturients, ASA I-II scheduled for elective cesarean section under epidural anesthesia were randomized into 3 groups: the placebo group, N-5 group, and N-10 group received 4 ml epidural solution containing morphine 4 mg plus either saline, nalbuphine 5 mg, and nalbuphine 10 mg respectively. Pain score at rest and on movement, incidence and severity of pruritus, sedation score, and pethidine consumption were recorded for 24 hours.

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In the present prospective, randomized controlled trial, 110 unpremedicated patients undergoing orthopedic surgery under regional anesthesia were randomly divided into 5 groups, with 22 patients in each. During the operation, group 1 listened to a pre-recorded explanation and music, group 2 listened to a subliminal sound, group 3 received propofol by patient-controlled sedation (PCS), group 4 received intravenous midazolam, and group 5 was the control group. Patients in the midazolam group were significantly more sedated than the control group at 1 hr into the operation.

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A randomized controlled trial was conducted to determine the effect of adding epidural ketamine to epidural morphine comparing between giving ketamine at preincisional time and postincisional time on postoperative analgesia in patients undergoing gynecological operations. Eighty patients scheduled for gynecological operation under combined epidural-general anesthesia were randomly divided into 4 groups. Group 1 received epidural morphine 3 mg before skin incision.

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Objective: This study was designed to study the efficacy of Cuffed oropharyngeal airway (COPA) in the patients undergoing short surgical procedures at Siriraj Hospital.

Materials And Method: A prospective study of 65 patients, age 15-65 years, scheduled for elective short surgical procedures under general anesthesia were managed with COPA. Lip-mandibular angle distance was used to indicate the appropriate size of COPA.

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