Publications by authors named "Charnwit Assawasirisin"

Background: Post-pancreaticoduodenectomy (PD) intestinal failure (IF) is rare and associated with poor outcomes. To our knowledge, the role of intestinal transplantation (ITx) as a rescue treatment for this complication has never been reported.

Case Summary: A 42-year-old female with a benign neurilemmoma of the duodenum underwent PD.

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Background: Robotic-assisted pancreatoduodenectomy (RPD) offers ergonomic advantages, yet its effect on pancreatic fistula risk remains unclear. This study evaluated RPD safety using the alternative fistula risk score (aFRS).

Methods: We retrospectively reviewed the pancreatoduodenectomy database at Seoul National University Hospital (2014-2023), comparing RPD with open pancreatoduodenectomy (OPD) in a 1:1 aFRS probability-matched analysis.

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Objective: To describe the long-term natural history of branch duct intraductal papillary mucinous neoplasm (BD-IPMN).

Background: The BD-IPMN is a known precursor of pancreatic cancer, yet its long-term natural history is largely unknown.

Methods: We retrospectively reviewed patients with BD-IPMN who were followed at the Massachusetts General Hospital for at least 10 years without surgical intervention.

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Pancreatectomy for pancreatic metastases (PM) yields acceptable survival outcomes in selected renal cell carcinoma (RCC) patients. We describe a technique for robotic subtotal left pancreatectomy with preservation of the common bile duct (CBD) and spleen in a patient with multifocal RCC-PM. The patient, who had RCC and underwent nephrectomy 20 years ago, presented with a pancreatic mass.

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Objective: This study aims to validate the existence of a microbiome within intraductal papillary mucinous neoplasm (IPMN) that can be differentiated from the taxonomically diverse DNA background of next-generation sequencing procedures.

Design: We generated 16S rRNA amplicon sequencing data to analyse 338 cyst fluid samples from 190 patients and 19 negative controls, the latter collected directly from sterile syringes in the operating room. A subset of samples (n=20) and blanks (n=5) were spiked with known concentrations of bacterial cells alien to the human microbiome to infer absolute abundances of microbial traces.

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Background: Chronic kidney disease (CKD) is one of the major complications after liver transplantation (LT), with a significant impact on patient outcomes. This study aims to investigate the incidence and risk factors of CKD in LT recipients at Siriraj Hospital over the past 20 years.

Methods: There were 366 adult patients undergoing LT at Siriraj Hospital between January 2002 and December 2021.

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Objective: To understand the natural history of serous cystadenoma (SCA), and the diagnostic accuracy of SCA and identify possible factors that lead to the correct diagnosis.

Background: SCA is a benign cystic pancreatic neoplasm of the pancreas, accounting for ~15% of resected pancreatic cysts. Current recommendations are to proceed with surgical resection in symptomatic patients or when there is uncertainty regarding diagnosis.

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Objective: To investigate the oncological outcomes of patients with pancreatic ductal adenocarcinoma (PDAC) who had an R 0 or R 1 resection based on the revised R status (1 mm) after neoadjuvant therapy (NAT).

Background: The revised R status is an independent prognostic factor in upfront-resected PDAC; however, the significance of 1 mm margin clearance after NAT remains controversial.

Methods: Patients undergoing pancreatectomy after NAT for PDAC were identified from 2 prospectively maintained databases.

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Introduction: Acute kidney injury (AKI) is common after liver transplantation and affects outcome after liver transplantation. Antibody induction is commonly used to reduce dose and/or to delay introduction of calcineurin inhibitor (CNI) but is very expensive. We propose a modified immunosuppressive protocol that delays administration of CNI for 48 to 72 hours without antibody induction.

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