Publications by authors named "Somchai Amornyotin"

Article Synopsis
  • Deep sedation (monitored anaesthesia care) and general anaesthesia with intubation are two common methods used during ERCP procedures, each with unique physiological implications that should be tailored to the patient's health status and procedure difficulty.* -
  • An expert group of anaesthesiologists and gastroenterologists created practical guidelines to compare the risks and benefits of these anaesthesia methods, emphasizing the need to minimize adverse outcomes while optimizing resource use.* -
  • The recommendations generally support monitored anaesthesia care for most ERCP cases, with general anaesthesia preferred only for high-risk patients or complex, long procedures; however, a thorough risk-benefit analysis is essential. *
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Purpose: This study aimed to determine the effect of hard candies on gastric content volume and pH in patients undergoing elective esophagogastroduodenoscopy and colonoscopy. Additionally, the study evaluated the difficulty of the procedure, complications, and satisfaction levels of the endoscopist and patient.

Patients And Methods: A randomized controlled study equally recruited 108 outpatients to candy and control groups.

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Objective: The study is aimed to develop and assess the quality of an evaluation form used to evaluate the nurse anesthetic trainees' skills in undertaking a pre-use check of an anesthetic machine.

Material And Method: An evaluation form comprising 25 items was developed, informed by the guidelines published by national anesthesiologist societies and refined to reflect the anesthetic machine used in our institution. The item-checking included the cylinder supplies and medical gas pipelines, vaporizer back bar, ventilator anesthetic breathing system, scavenging system and emergency back-up equipment.

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Background: Service quality is an important factor, which value differs between the patient's satisfaction and expectation. The patient's expectations are important factors for development. This service quality is a key part for improvement of our anesthesia service.

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Background: Esophageal stent placement is a minimally invasive procedure for treatment of esophageal strictures that cannot be treated with surgical procedure. It requires some forms of anesthesia. This procedure could be performed in the operating room and in the endoscopy unit.

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Background: The incidence of postoperative nausea and vomiting (PONV) after intrathecal morphine is high. Ramosetron is a 5-HT₃ antagonist that has been shown to reduce PONV in general anesthesia. The objective of this study was to evaluate the efficacy of Ramosetron in preventing PONV MATERIAL AND METHOD: 165 patients undergoing elective gynecological surgery under spinal anesthesia were randomly allocated to two groups: the Ramosetron group (0.

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The rising use of nonanesthesiologist-administered sedation for gastrointestinal endoscopy has clinical significances. Most endoscopic patients require some forms of sedation and/or anesthesia. The goals of this sedation are to guard the patient's safety, minimize physical discomfort, to control behavior and to diminish psychological responses.

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Sedation practices for gastrointestinal endoscopic (GIE) procedures vary widely in different countries depending on health system regulations and local circumstances. The goal of procedural sedation is the safe and effective control of pain and anxiety, as well as to provide an appropriate degree of memory loss or decreased awareness. Sedation-related complications in gastrointestinal endoscopy, once occurred, can lead to significant morbidity and occasional mortality in patients.

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The safe sedation of patients for diagnostic or therapeutic procedures requires a combination of properly trained physicians and suitable facilities. Additionally, appropriate selection and preparation of patients, suitable sedative technique, application of drugs, adequate monitoring, and proper recovery of patients is essential. The goal of procedural sedation is the safe and effective control of pain and anxiety as well as to provide an appropriate degree of memory loss or decreased awareness.

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Introduction: Parecoxib is occasionally used for analgesia in postprocedural patients. The clinical efficacy of parecoxib used for endoscopic retrograde cholangiopancreatography (ERCP) is controversial. The aim of the study was to determine the clinical efficacy of preprocedure administration of parecoxib for therapeutic ERCP patients.

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Introduction: Endoscopic retrograde cholangiopancreatography (ERCP) and endoscopic ultrasonography (EUS) procedures in elderly patients are on the rise, and they play an important role in the diagnosis and management of various gastrointestinal diseases. The use of deep sedation in these patients has been established as a safe and effective technique in Western countries; however, it is uncertain if the situation holds true among Asians. The present study aimed to evaluate the age-dependent safety analysis and clinical efficacy of propofol-based deep sedation (PBDS) for ERCP and EUS procedures in adult patients at a World Gastroenterology Organization (WGO) Endoscopy Training Center in Thailand.

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Aim: To study the anesthetic management of patients undergoing small bowel enteroscopy in the World Gastroenterology Organization (WGO) Endoscopy Training Center in Thailand.

Methods: Patients who underwent small bowel enteroscopy during the period of March 2005 to March 2011 in Siriraj Gastrointestinal Endoscopy Center were retrospectively analyzed. The patients' characteristics, pre-anesthetic problems, anesthetic techniques, anesthetic agents, anesthetic time, type and route of procedure and anesthesia-related complications were assessed.

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Introduction: The aim of this study was to evaluate and compare the clinical efficacy of propofol-based deep sedation (PBDS) for endoscopic retrograde cholangiopancreatography (ERCP) procedure in sick (American Society of Anesthesiologists [ASA] physical status III-IV) and nonsick (ASA physical status I-II) elderly patients in a teaching hospital in Thailand.

Methods: We undertook a retrospective review of the anesthesia or sedation service records of elderly patients who underwent ERCP procedures from October 2007 to September 2008. All patients were classified into two groups according to the ASA physical status.

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Background: In general, the dose requirement and complications of propofol are lower when used in the diluted form than in the undiluted form. The aim of this study was to determine the dose requirement and complications of diluted and undiluted propofol for deep sedation in endoscopic retrograde cholangiopancreatography.

Methods: Eighty-six patients were randomly assigned to either group D (diluted propofol) or U (undiluted propofol).

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Introduction: Moderate to deep sedation is generally used for endoscopic retrograde cholangiopancreatography (ERCP). The depth of sedation is usually judged by clinical assessment and electroencephalography-guided monitoring. The aim of this study was to compare the clinical efficacy of clinical assessment and Narcotrend(TM) monitoring during deep-sedated ERCP.

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Objectives. To review our sedation practice and to evaluate the clinical effectiveness of an anesthesiologist-administered intravenous sedation outside of the main operating room for pediatric upper gastrointestinal endoscopy (UGIE) in Thailand. Subjects and Methods.

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Objectives. To evaluate and compare the complication rate of sedation with or without propofol regimen for percutaneous endoscopic gastrostomy (PEG) in a hospital in Thailand. Subjects and Methods.

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Aim. The aim of this study is to compare the clinical feasibility of Macintosh and Miller laryngoscopes for tracheal intubation in non-experienced users in anesthetized patients. Patients and Methods.

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Background: The aim of this study was to evaluate the clinical efficacy of intravenous sedation for pediatric gastrointestinal endoscopy (GIE) at a tertiary care teaching hospital in a developing country.

Methods: We undertook a retrospective review of the sedation service records of pediatric patients who underwent GIE. All endoscopies were performed by a pediatric gastroenterologist.

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Background: Despite increased use of ambulatory gastrointestinal endoscopy, few data exist regarding patient recovery patterns and home-readiness.

Objective: The authors prospectively identified the pattern of home-readiness, the persistent symptoms after procedure and the factors that delay discharge after home-readiness criteria are satisfied.

Material And Method: Three hundred and sixty nine patients were scored by the investigator using the Modified Post-Anesthetic Discharge Scoring System (PADSS) every 30 min, commencing 30 min after procedure, until the PADSS score was > or =9.

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Background: Topical pharyngeal anesthesia is required to perform a technically adequate esophago-gastroduodenoscopy (EGD), but does not improve patient satisfaction, comfort, and willingness to repeat, particularly in the elderly and those with increased pharyngeal sensitivity. The comparative effectiveness of intravenous sedation versus no sedation remains poorly characterized.

Objective: To compare the effectiveness of diagnostic EGD with and without intravenous sedation in an adult Thai population.

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Background: Endoscopic retrograde cholangio-pancreatography (ERCP) is another treatment option for hepato-biliary tract abnormalities. The authors studied anesthetic data as a basis for further research.

Method: Retrospectively analyzed the patients on whom ERCP had been performed during the period of January, 1999 to November, 2003 in Siriraj Hospital.

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This study was undertaken to determine the effect of lidocaine pretreatment on reduction of succinylcholine-induced myalgia in patients undergoing general anesthesia for gynecological surgery. One hundred and thirty-five patients were assigned to one of three groups in a prospective, double blind, randomized manner. Group PS, the control group, received normal saline and succinylcholine 1.

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Transillumination of the soft tissue of the neck using a lighted stylet (lightwand) is an effective and safe intubating technique in experienced hands. The goal of this study was to determine the effectiveness and safety of this device in intubating the trachea of elective surgical patients by non-experienced hands. One hundred and fifty, paralysed, anesthetized, adult patients (ASA I-II, no known or potential problems with intubation) were studied.

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