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Journal BMC Gastroenterol

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A case report of an isolated superior mesenteric artery dissection caused by childbirth.

Qian Feng, Jingrun Zhao, Lina Zang, Yuanyuan Chen, Senlin Li,

The isolated superior mesenteric artery dissection (SMAD) is a rare and sporadic cause of acute abdominal pain. It most frequently affects male patients in their fifth to sixth decades, while our patient was a young woman who delivered a baby before the onset of abdominal pain. Possible risk factors for ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):428]

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Focal IgG4-related autoimmune pancreatitis with distal choledochal adenocarcinoma: a rare case report.

Han Wang, Lan Yao, Ligang Wang, Xixi Sun, Bin Huang,

<h4>Background</h4>Autoimmune pancreatitis (AIP) is a rare disease that manifests as pancreatic involvement in systemic IgG4-related disease (IgG4-RD), a special type of chronic pancreatitis caused by autoimmune abnormalities. The main imaging manifestations of IgG4-related AIP consist of diffuse or localized pancreatic enlargement and irregular pancreatic duct narrowing. The diagnosis of AIP ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):421]

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TPH1 gene polymorphism rs211105 is associated with serotonin and tryptophan hydroxylase 1 concentrations in acute pancreatitis patients.

Jadwiga Snarska, Ewa Fiedorowicz, Dominika Rozmus, Konrad Wroński, Maria Latacz, Natalia Kordulewska, Janusz Płomiński, Roman Grzybowski, Huub F J Savelkoul, Elżbieta Kostyra, Anna Cieślińska,

The role of serotonin and its metabolic pathway in proper functioning of the pancreas has not been thoroughly investigated yet in acute pancreatitis (AP) patients. Tryptophan hydroxylase (TPH) as the rate-limiting enzyme of serotonin synthesis has been considered for possible associations in various diseases. Single-nucleotide polymorphisms (SNPs) in TPH genes ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):426]

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Management of post-operative pancreatic fistulas following Longmire-Traverso pylorus-preserving pancreatoduodenectomy by endoscopic vacuum-assisted closure therapy.

Dominik J Kaczmarek, Dominik J Heling, Maria A Gonzalez-Carmona, Christian P Strassburg, Vittorio Branchi, Hanno Matthaei, Jörg Kalff, Steffen Manekeller, Tim R Glowka, Tobias J Weismüller,

Pylorus-preserving pancreatoduodenectomy (PPPD) with pancreatogastrostomy is a standard surgical procedure for pancreatic head tumors, duodenal tumors and distal cholangiocarcinomas. Post-operative pancreatic fistulas (POPF) are a major complication causing relevant morbidity and mortality. Endoscopic vacuum therapy (EVT) has become a widely used method for the treatment of intestinal perforations and leakages. ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):425]

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Ulcerative colitis relapse after Helicobacter pylori eradication in a 12-year-old boy with duodenal ulcer.

Yuji Fujita, Keiichi Tominaga, Takanao Tanaka, Takeshi Sugaya, Shigemi Yoshihara,

<h4>Background</h4>Helicobacter pylori (H. pylori) prevalence is lower in patients with inflammatory bowel disease (IBD) than in those without IBD, suggesting that H. pylori plays a protective role in IBD. It has been reported that IBD may occur due to H. pylori eradication; however, it is unclear whether H. pylori eradication ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):424]

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Pulmonary tumor thrombotic microangiopathy in occult early gastric cancer that was undetectable on upper endoscopy: a case report and review of similar cases.

Naoki Kawakami, Tomohiro Moriya, Rina Kato, Kentaro Nakamura, Hiroaki Saito, Yoko Wakai, Kazuhito Saito, Mai Sakashita,

<h4>Background</h4>Pulmonary tumor thrombotic microangiopathy (PTTM), a rare manifestation of metastatic cancer with poor prognosis, is characterized by subacute/acute fatal pulmonary hypertension. The main cause of PTTM is gastric cancer, and cases of early gastric cancer confirmed using autopsy have been reported. Moreover, several cases of early gastric cancer that are ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):423]

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Clinical outcomes of surgical resection versus radiofrequency ablation in very-early-stage hepatocellular carcinoma: a propensity score matching analysis.

Yuan-Chen Li, Ping-Hung Chen, Jen-Hao Yeh, Pojen Hsiao, Gin-Ho Lo, TaoQian Tan, Pin-Nan Cheng, Hung-Yu Lin, Yaw-Sen Chen, Kun-Chou Hsieh, Pei-Min Hsieh, Chih-Wen Lin,

<h4>Background</h4>The detection rate of Barcelona Clinic Liver Cancer (BCLC) very-early-stage hepatocellular carcinoma (HCC) is increasing because of advances in surveillance and improved imaging technologies for high-risk populations. Surgical resection (SR) and radiofrequency ablation (RFA) are both first-line treatments for very-early-stage HCC, but the differences in clinical outcomes between patients treated ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):418]

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Imaging features of intrahepatic cholangiocarcinoma mimicking a liver abscess: an analysis of 8 cases.

Manrong Liu, Jiong Chen, Ruisui Huang, Jianning Huang, Lin Li, Yunqian Li, Mi Qin, Wenqi Qin, Haiyang Nong, Ke Ding,

In rare cases, intrahepatic cholangiocarcinoma can present as a pyogenic liver abscess and are often misdiagnosed. This study aimed to analyze the imaging features of intrahepatic cholangiocarcinoma mimicking a pyogenic liver abscess. The clinical data and imaging results of eight patients with pathologically confirmed intrahepatic cholangiocarcinoma mimicking a liver abscess ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):427]

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Correlation of MKI67 with prognosis, immune infiltration, and T cell exhaustion in hepatocellular carcinoma.

Shi-Yi Wu, Pan Liao, Lu-Yu Yan, Qian-Yi Zhao, Zhao-Yu Xie, Jie Dong, Hong-Tao Sun,

<h4>Background</h4>MKI67 plays a vital role in the tumour microenvironment (TME) and congenital immunity. The present work focuses on exploring the prognosis prediction performance of MKI67 and its associations with T cell activity and immune infiltration within numerous cancers, especially hepatocellular liver carcinoma (LIHC).<h4>Methods</h4>Oncomine, GEPIA2, and HPA were adopted to analyse ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):416]

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Impact of cone-beam computed tomography with automated feeder detection software on the survival outcome of patients with hepatocellular carcinoma during treatment with conventional transarterial chemoembolization.

Kittipitch Bannangkoon, Keerati Hongsakul, Teeravut Tubtawee,

<h4>Background</h4>Inoperable hepatocellular carcinoma (HCC) is treated by conventional transarterial chemoembolization (cTACE) using cone-beam computed tomography (CBCT) or digital subtraction angiography (DSA). We compared patient survival outcomes between CBCT-cTACE with automated tumor-feeder detection (AFD) software and DSA-cTACE alone in inoperable HCC patients.<h4>Methods</h4>We reviewed the data of 337 HCC patients treated by ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):419]

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An alternative splicing signature in human Crohn's disease.

Daowei Li, Yuanzi Liang, Jia Lu, Yue Tan,

<h4>Background</h4>Although hundreds of risk loci for Crohn's disease (CD) have been identified, the underlying pathogenesis of CD remains unclear. Recently, evidence has shown that aberrant gene expression in colon tissues of CD patients is associated with the progression of CD. We reasoned that post-transcriptional regulation, especially alternative splicing (AS), may ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):420]

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A rare variation of duplicated portal vein: left branch derived from splenic vein mimicking cavernous transformation.

Qian Yang, Jun Li, Hanwei Wang, Shunan Wang,

<h4>Background</h4>Duplication of the portal vein is a rare type of anatomic variant of the portal vein (PV) system that can be incidentally found and can lead to various challenges and consequences. Herein, we report an unusual case to increase our understanding of such anatomic variants.<h4>Case presentation</h4>A 67-year-old asymptomatic woman was ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):404]

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Diagnostic yield of esophagogastroduodenoscopy, colonoscopy, and small bowel endoscopy in Thai adults with chronic diarrhea.

Julajak Limsrivilai, Choompunuj Sakjirapapong, Onuma Sattayalertyanyong, Tanawat Geeratragool, Phalat Sathirawich, Ananya Pongpaibul, Piyaporn Apisarnthanarak, Phutthaphorn Phaophu, Nichcha Subdee, Phunchai Charatcharoenwitthaya, Nonthalee Pausawasdi,

<h4>Background</h4>Gastrointestinal endoscopy is frequently recommended for chronic diarrhea assessment in Western countries, but its benefit in the Southeast Asia region is not well established.<h4>Methods</h4>Medical records of consecutive patients undergoing esophagogastroduodenoscopy (EGD), colonoscopy, and small bowel endoscopy for chronic diarrhea from 2008 to 2018 were reviewed. Small bowel endoscopy included push ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):417]

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Factors influencing failure to undergo interval cholecystectomy after percutaneous cholecystostomy among patients with acute cholecystitis: a retrospective study.

Peng Yao, Zhihui Chang, Zhaoyu Liu,

<h4>Background</h4>Percutaneous cholecystostomy (PC) with interval cholecystectomy is an effective treatment modality in high-risk patients with acute cholecystitis. However, some patients still fail to undergo interval cholecystectomy after PC, with the reasons rarely reported. Hence, this study aimed to explore the factors that prevent a patient from undergoing interval cholecystectomy.<h4>Methods</h4>Data from ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):410]

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Factors associated with quality of care in inflammatory bowel diseases: a view from patient's side using the IQCARO quality of care decalogue.

F Casellas, Xavier Calvet, D Carpio, I Vera, R Saldaña, M Mínguez, L Marín, B Juliá, ,

<h4>Background</h4>Quality of care (QoC) is a highly important topic in inflammatory bowel disease (IBD). We recently elaborated a decalogue of QoC indicators (IQCARO-QoC) developed by IBD patients. The aim of the present study was to assess the factors associated with patients' evaluation of QoC in Spain using the IQCARO-QoC Decalogue ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):412]

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Heat sink effect of underwater polypectomy in a porcine colon model.

Chih-Wei Tseng, Yu-Hsi Hsieh, Chung-Chih Lin, Malcolm Koo, Felix W Leung,

<h4>Background</h4>Underwater polypectomy without the need for submucosal injection has been reported. A heat-sink effect by immersing the polyp in water was proposed but no such experiment has been performed to support the claim. We compared the temperature rise on the serosal side during polypectomy between air- and water-filled colon.<h4>Method</h4>Freshly harvested ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):406]

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Comparison of sampling methods in assessing the microbiome from patients with ulcerative colitis.

Dan Kim, Jun-Young Jung, Hyun-Seok Oh, Sam-Ryong Jee, Sung Jae Park, Sang-Heon Lee, Jun-Sik Yoon, Seung Jung Yu, In-Cheol Yoon, Hong Sub Lee,

<h4>Background</h4>Dysbiosis of ulcerative colitis (UC) has been frequently investigated using readily accessible stool samples. However, stool samples might insufficiently represent the mucosa-associated microbiome status. We hypothesized that luminal contents including loosely adherent luminal bacteria after bowel preparation may be suitable for diagnosing the dysbiosis of UC.<h4>Methods</h4>This study included 16 patients ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):396]

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Physicians' knowledge, attitude, and prescribing behavior regarding stress ulcer prophylaxis in China: a multi-center study.

Xiao Xuan Xing, Chen Zhu, Yan Qi Chu, Xiang Rong Bai, Ke Wang, Si Tao Zhang, Su Ying Yan,

<h4>Background</h4>Perioperative patients are at risk of developing stress ulcers (SU), which can cause clinically important bleeding. Stress ulcer prophylaxis (SUP) is widely applied to the patients in Intensive care unit (ICU) as well as the general ward, so it may lead to overmedication. However, there have been no surveys regarding ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):402]

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The analysis of multilevel factors affecting adenoma detection rates for colonoscopies: a large-scale retrospective study.

Liang Huang, Yue Hu, Shan Liu, Bo Jin, Bin Lu,

<h4>Background</h4>Adenoma detection rate (ADR) is a validated primary quality indicator for colonoscopy procedures. However, there is growing concern over the variability associated with ADR indicators. Currently, the factors that influence ADRs are not well understood.<h4>Aims</h4>In this large-scale retrospective study, the impact of multilevel factors on the quality of ADR-based colonoscopy ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):403]

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Screening of characteristic genes in ulcerative colitis by integrating gene expression profiles.

Yingbo Han, Xiumin Liu, Hongmei Dong, Dacheng Wen,

<h4>Background</h4>This study aimed to screen the feature modules and characteristic genes related to ulcerative colitis (UC) and construct a support vector machine (SVM) classifier to distinguish UC patients.<h4>Methods</h4>Four datasets that contained UC and control samples were obtained from the Gene Expression Omnibus database. Differentially expressed genes (DEGs) with consistency were ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):415]

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Association between regular arrangement of collecting venules and Helicobacter pylori status in routine endoscopy.

Cong Yuan, Xue-Mei Lin, Yan Ou, Lin Cai, Qian Cheng, Ping Zhou, Juan Liao,

<h4>Background</h4>The sensitivity of regular arrangement of collecting venules (RAC)-positive pattern for predicting Helicobacter pylori (H. pylori)-negative status greatly altered from 93.8 to 48.0% in recent two decades of various studies, while the reason behind it remained obscure. The aim of this study was to investigate the value of RAC as ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):389]

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Endoscopic ultrasound guided fine needle biopsy (EUS-FNB) from peritoneal lesions: a prospective cohort pilot study.

Pradermchai Kongkam, Theerapat Orprayoon, Sirilak Yooprasert, Nakarin Sirisub, Naruemon Klaikaew, Anapat Sanpawat, Shahram Safa, Wiriyaporn Ridtitid, Pinit Kullavanijaya, Rungsun Rerknimitr,

<h4>Background</h4>Diagnostic laparoscopy is often a necessary, albeit invasive, procedure to help resolve undiagnosed peritoneal diseases. Previous retrospective studies reported that EUS-FNA is feasible on peritoneal and omental lesions, however, EUS-FNA provided a limited amount of tissue for immunohistochemistry stain (IHC).<h4>Aim</h4>This pilot study aims to prospectively determine the effectiveness of EUS-FNB ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):400]

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Correction to: Lead poisoning; a neglected potential diagnosis in abdominal pain.

Mahtab Shabani, Seyed Kaveh Hadeiy, Parinaz Parhizgar, Nasim Zamani, Hamid Mehrad, Hossein Hassanian-Moghaddam, Scott Phillips,

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):411]

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Surgical Outcomes of LigaSure Hemorrhoidectomy in the Elderly Population: A retrospective cohort study.

Chuang-Wei Chen, Tzung-Ju Lu, Koung-Hung Hsiao,

<h4>Background</h4>This study aims to assess the association between age and outcomes in patients undergoing hemorrhoidectomy.<h4>Methods</h4>This is a population-based cohort study. A retrospectively collected database with consecutive patients whose symptomatic prolapsed hemorrhoids managed by the LigaSure hemorrhoidectomy between Jan. 2015 and May 2017 was reviewed. Among 1238 patients, 1075 were under ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):413]

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Long-term survival of a patient with microsatellite-stable refractory colorectal cancer with regorafenib and PD-1 inhibitor sintilimab: a case report and review of literature.

Yong Zhang, Fang Zhang, Lingdi Zhao, Xiaomin Fu, Yiman Shang, Quanli Gao,

<h4>Background</h4>Colorectal cancer (CRC) is the third most prevalent cancer worldwide and poses a serious challenge for clinicians. Previous studies have shown promising results in patients with Microsatellite Stable microsatellite-stable CRC refractory to chemotherapy upon treating with (Programmed Cell Death Protein 1) PD-1 inhibitor combined with regorafenib. Herein, we report a ... Read more >>

BMC Gastroenterol (BMC gastroenterology)
[2021, 21(1):399]

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