Publications by authors named "Weilin Qi"

Background: The postoperative inflammatory response is associated with postoperative recovery in surgery. n-3 (ω-3) polyunsaturated fatty acids have been reported to lower inflammation. The postoperative role of parenteral n-3 polyunsaturated fatty acids supplementation on outcomes in Crohn's disease after bowel resection is unclear.

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Purpose: Crohn's disease (CD) is a chronic inflammatory bowel disease that requires surgery in many cases. The aim of this article is to present the experience of a referral center regarding surgical interventions for CD, while also exploring the transformations that have occurred over 10 years.

Methods: The data of patients underwent abdominal surgery for CD between 2013 and 2022 were collected prospectively.

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Background: Crohn's disease (CD) is a chronic inflammatory disease. Most patients with CD require surgery but exhibit an elevated incidence of postoperative complications. Omega-3 polyunsaturated fatty acids (ω-3 PUFAs) are considered beneficial for nutrition, anti-inflammation, immunity, and intestinal microflora balance in humans.

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Background: Hepatocellular carcinoma (HCC) is a highly aggressive malignant disease with a high rate of vascular invasion. (Bruix et al. in Gastroenterology 150:835-853, 2016; Xia et al.

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Intelligent control over the handedness of circularly polarized luminescence (CPL) is of special significance in smart optoelectronics, information storage, and data encryption; however, it still remains a great challenge to rationally design a CPL material that displays reversible handedness inversion without changing the system composition. Herein, we show this comes true by coupling the two scenarios of Harata-Kodaka's rule on the same supramolecular platform of crystalline microtubes self-assembled from surfactant-cyclodextrin host-guest complexes. Upon coassembling a linear dye with its electronic transition dipole moment outside of the cavity of β-CyD, the chirality transfer from the induced chirality of SDS in the SDS@2β-CyD microtubes to the dye generates left-handed CPL at room temperature.

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Background: Altered body composition is an important characteristic of malnutrition that may better reflect the clinical course. This study aimed to evaluate the prognostic role of sarcopenia by computed tomography (CT) on colectomy in acute severe ulcerative colitis (ASUC) during index hospitalization and follow-up.

Methods: 254 ASUC patients undergoing CT scans at admission were retrospectively included.

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Background And Aim: Acute severe ulcerative colitis (ASUC) is a life-threatening condition that requires timely referral for therapy. Sarcopenia has been associated with clinical outcomes of inflammatory bowel disease (IBD). This study investigated the role of sarcopenia in predicting the clinical course of ASUC.

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Background: Gastric cancer patients usually suffer from skeletal muscle depletion. The serum creatinine/cystatin C ratio (CCR) is a new, simple tool that could serve as a biomarker of skeletal muscle mass. This study explored the ability of the preoperative CCR to predict postoperative complications in patients with gastric cancer.

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Hypothesis: Distinguishing substituted aromatic isomers is a challenging task because of the great similarity of their physicochemical properties. Considering xylene isomers have drastically different geometrical shapes, we predict this would show great impact on the self-assembling behavior of various xylene isomer@cyclodextrin inclusion complex.

Experiments: Through host-guest crystalline self-assembly, among three isomers, only ortho-xylene is capable to form hydrogels with α-cyclodextrin.

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Background: The ratio of C-reactive protein (CRP) to albumin (CAR) has a significant correlation with postoperative complications and acts as a predictor in patients with pancreatic cancer and colorectal cancer. However, whether the CAR can be used to predict complications in Crohn's disease (CD) patients after surgery has not yet been reported.

Methods: A total of 534 CD patients undergoing surgery between 2016 and 2020 were enrolled.

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Preoperative immune-nutritional status is correlated with postoperative outcomes. The Controlling Nutritional Status (CONUT) score is a useful tool for predicting the postoperative outcomes of cancer surgery. This study aimed to evaluate whether the CONUT score could predict postoperative complications in Crohn's disease (CD) patients.

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Background: Malnutrition is universal in Crohn's disease (CD). The body mass index (BMI) is used to assess nutritional status to predict postoperative complications in CD patients. However, some CD patients have a normal BMI.

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Background: Postoperative endoscopic recurrence (PER) is common in patients with Crohn's disease (CD) after surgery. The impact of the American Gastroenterological Association (AGA) guideline adherence on PER in real life remains unclear.

Methods: The postoperative management of CD patients undergoing ileocolonic resection with anastomosis from 2017 to 2018 was conducted based on the AGA guidelines.

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Purposes: The incidence of postoperative complication is higher in Crohn's disease (CD) compared with other intestinal disease. There is less published data yet on the comparison of risk factors to predict postoperative complications in CD exposed and unexposed to previous infliximab therapy. Also the relationship between infliximab and postoperative infectious complications is still controversial.

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This study developed a population pharmacokinetic model for sodium tanshinone IIA sulfonate (STS) in healthy volunteers and coronary heart disease (CHD) patients in order to identify significant covariates for the pharmacokinetics of STS. Blood samples were obtained by intense sampling approach from 10 healthy volunteers and sparse sampling from 25 CHD patients, and a population pharmacokinetic analysis was performed by nonlinear mixed-effect modeling. The final model was evaluated by bootstrap and visual predictive check.

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Purpose: Surgical site infections (SSIs) have become a leading cause of preventable morbidity and mortality in surgery. The aim was to evaluate the efficacy of a dual-ring wound protector to prevent the SSIs in Crohn's disease (CD) after bowel resection.

Methods: This retrospective observational study included all CD patients undergoing bowel resection at the Inflammatory Bowel Disease Center between January 2015 and June 2018 at Sir Run Run Shaw Hospital.

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Background: Many patients with Crohn's disease (CD) require surgery in their life. Their future outlook is crucial to psychological and mental health after surgery. This study is aimed at assessing CD patient's outlook after experiencing bowel resection and determining factors associated with patient's outlook.

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Background: Postoperative complications, especially postoperative pancreatic fistulas, remain the major concern following pancreaticoduodenectomy (PD). Mesh-reinforced pancreatic anastomoses, including pancreatojejunostomy (PJ) and pancreatogastrostomy (PG), are a new effective technique in PD. This study was conducted to analyze the safety and efficacy of this new technique and to compare the results of mesh-reinforced PJ vs PG.

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Purpose: Postoperative intra-abdominal septic complications (IASCs) are not uncommon in patients with Crohn's disease (CD). The appropriate index to predict postoperative IASCs in these individuals remains unknown. This study investigates whether the inflammation-based Glasgow prognostic score (GPS) is predictive in the setting of postoperative IASC CD patients who underwent elective bowel resection.

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Background: Identifying patients with Crohn's disease with rapid disease progress or high risk of early surgery is crucial to clinical decision making.

Objective: The aim was to evaluate the correlation between the Lémann index at diagnosis and abdominal surgery in the first year after Crohn's disease diagnosis and to find the risk factors for early surgery.

Design: This was a retrospective cohort study.

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Background: The percutaneously undrainable abdominal abscesses in Crohn's disease (CD) are not uncommon. The treatment protocol is still under debate. This study was conducted to assess the safety and efficacy of exclusive enteral nutrition (EEN) for percutaneously undrainable abscesses in CD.

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The patients with Crohn's disease (CD) are often accompanied with nutritional deficiencies. Compared with other intestinal benign disease, patients with CD have the higher risk of developing postoperative complications following intestinal resection. The aim of this study was to investigate the risk factors for postoperative infectious complications (PICs) after intestinal resection for CD, as well as search a practical preoperative nutritional index for PICs in patients with CD.

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Background: Bowel resection is required in the majority of patients with Crohn's disease (CD) during their lifetime. The Prognostic Nutritional Index (PNI) is a useful tool for predicting postoperative outcomes in patients undergoing cancer surgery. We examined the ability of the PNI to predict short-term outcomes in patients with CD-related bowel resection.

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Article Synopsis
  • A new assay using protein precipitation and liquid chromatography-tandem mass spectrometry (LC-MS/MS) has been created and tested for measuring Sodium Tanshinone IIA Sulfonate (STS) in human plasma.
  • The process involves adding an internal standard (DHEAS-D5) and using a specific mixture of acetonitrile and methanol for sample preparation, followed by detection through a specialized mass spectrometer.
  • The method shows high accuracy and precision, with a calibration range of 2-1000 ng/mL and has been successfully used in a pharmacokinetic study with male volunteers in China.*
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We report a patient with small intestinal metastasis from lung squamous cell carcinoma. A 66-year-old man who underwent radical lung cancer surgery was admitted to our hospital. Before starting his fifth cycle of chemotherapy, he was found to have a positive fecal occult blood test.

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