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Chronic pancreatitis

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https://www.readbyqxmd.com/read/28650851/genetic-risk-in-chronic-pancreatitis-the-misfolding-dependent-pathway
#1
Miklós Sahin-Tóth
PURPOSE OF REVIEW: Genetic risk in chronic pancreatitis is partly due to mutations that cause misfolding of digestive enzymes and elicit endoplasmic reticulum stress. This review examines recent developments in this concept. RECENT FINDINGS: The best characterized misfolding variants in the highly expressed digestive proteases cationic trypsinogen (PRSS1) and carboxypeptidase A1 (CPA1) are strong, causative risk factors for chronic pancreatitis and may be associated with autosomal dominant hereditary pancreatitis...
June 24, 2017: Current Opinion in Gastroenterology
https://www.readbyqxmd.com/read/28650396/therapeutic-endoscopic-retrograde-cholangiopancreatography-in-pediatric-patients-with-acute-recurrent-and-chronic-pancreatitis-data-from-the-insppire-international-study-group-of-pediatric-pancreatitis-in-search-for-a-cure-study
#2
David M Troendle, Douglas S Fishman, Bradley A Barth, Matthew J Giefer, Tom K Lin, Quin Y Liu, Maisam Abu-El-Haija, Melena D Bellin, Peter R Durie, Steven D Freedman, Cheryl Gariepy, Tanja Gonska, Melvin B Heyman, Ryan Himes, Sohail Z Husain, Soma Kumar, Mark E Lowe, Veronique D Morinville, Chee Y Ooi, Joseph Palermo, John F Pohl, Sarah Jane Schwarzenberg, Steven Werlin, Michael Wilschanski, M Bridget Zimmerman, Aliye Uc
OBJECTIVE: The aim of this study was to characterize utilization and benefit of therapeutic endoscopic retrograde cholangiopancreatography (ERCP) in children with acute recurrent pancreatitis (ARP) or chronic pancreatitis (CP). METHODS: From August 2012 to February 2015, 301 children with ARP or CP were enrolled in the INSPPIRE (INternational Study group of Pediatric Pancreatitis: In search for a cuRE) study. Physicians reported utilization and benefit of therapeutic ERCP at enrollment...
June 22, 2017: Pancreas
https://www.readbyqxmd.com/read/28650391/proteins-differentially-expressed-in-the-pancreas-of-hepatic-alcohol-dehydrogenase-deficient-deer-mice-fed-ethanol-for-3-months
#3
Kamlesh K Bhopale, Samir M Amer, Lata Kaphalia, Kizhake V Soman, John E Wiktorowicz, Ghulam A Shakeel Ansari, Bhupendra S Kaphalia
OBJECTIVES: The aim of this study was to identify differentially expressed proteins in the pancreatic tissue of hepatic alcohol dehydrogenase-deficient deer mice fed ethanol to understand metabolic basis and mechanism of alcoholic chronic pancreatitis. METHODS: Mice were fed liquid diet containing 3.5 g% ethanol daily for 3 months, and differentially expressed pancreatic proteins were identified by protein separation using 2-dimensional gel electrophoresis and identification by mass spectrometry...
June 22, 2017: Pancreas
https://www.readbyqxmd.com/read/28650387/comparison-of-combined-endoscopic-ultrasonography-and-endoscopic-secretin-testing-with-the-traditional-secretin-pancreatic-function-test-in-patients-with-suspected-chronic-pancreatitis-a-prospective-crossover-study
#4
Darshan Kothari, Gyanprakash Ketwaroo, Mandeep S Sawhney, Steven D Freedman, Sunil G Sheth
OBJECTIVE: We aimed to determine the feasibility and accuracy of a combined endoscopic ultrasonography (EUS) with a shortened pancreatic function testing (sEUS) for structural and functional assessment using a single instrument in patients with suspected chronic pancreatitis (CP). METHODS: We completed a prospective crossover study, enrolling patients with suspected CP. Patients who underwent both traditional 1-hour secretin pancreatic function test (sPFT) and sEUS were included in the analysis...
June 22, 2017: Pancreas
https://www.readbyqxmd.com/read/28648269/genetic-predisposition-to-acute-recurrent-and-chronic-pancreatitis-more-evidence-for-a-role-in-children
#5
Christopher Duggan
No abstract text is available yet for this article.
July 2017: Journal of Pediatrics
https://www.readbyqxmd.com/read/28646417/mesenchymal-stem-cell-therapy-for-acute-and-chronic-pancreatitis
#6
REVIEW
Kazumichi Kawakubo, Shunsuke Ohnishi, Masaki Kuwatani, Naoya Sakamoto
Mesenchymal stem cells (MSCs) have attracted attention as a cell source for regenerative medicine. In particular, MSCs have an anti-inflammatory effect by secreting several kinds of bioactive molecules. MSC therapy is now being applied to various gastrointestinal diseases, such as graft-versus-host disease, inflammatory bowel disease, and liver cirrhosis. Therefore, MSC therapy has the potential to be a novel treatment for acute and chronic pancreatitis by suppressing inflammation. Several studies have investigated the effect of MSC therapy on acute and chronic pancreatitis, but the underlying mechanisms remain unknown...
June 23, 2017: Journal of Gastroenterology
https://www.readbyqxmd.com/read/28645741/chylous-ascites-due-to-idiopathic-chronic-pancreatitis-managed-with-endoscopic-stenting
#7
Amit Kumar, Harshal S Mandavdhare, Surinder S Rana, Rajesh Gupta, Vishal Sharma
Chylous ascites is an uncommon clinical entity, which usually results from congenital or acquired abnormality in proper lymphatic flow. While the common causes are related to trauma, malignancy or tuberculosis, pancreatic disorders can occasionally result in chylous ascites. Sporadic cases of chylous ascites due to acute or chronic pancreatitis or surgery for pancreatitis have been reported. The usual management is with medium chain triglycerides (MCT), total parenteral nutrition and octreotide. We report a case of a young male with idiopathic chronic pancreatitis who presented with chylous ascites which did not respond to MCT based diet and octreotide...
June 20, 2017: Clinics and Research in Hepatology and Gastroenterology
https://www.readbyqxmd.com/read/28645526/injury-induced-gp130-cytokine-signaling-in-peripheral-ganglia-is-reduced-in-diabetes-mellitus
#8
Jon P Niemi, Angela R Filous, Alicia DeFrancesco, Jane A Lindborg, Nisha A Malhotra, Gina N Wilson, Bowen Zhou, Samuel D Crish, Richard E Zigmond
Neuropathy is a major diabetic complication. While the mechanism of this neuropathy is not well-understood, it is believed to result in part from deficient nerve regeneration. Work from our laboratory established that gp130 family of cytokines are induced in animals after axonal injury and are involved in the induction of regeneration-associated genes (RAGs) and in the conditioning lesion response. Here, we examine whether a reduction of cytokine signaling occurs in diabetes. Streptozotocin (STZ) was used to destroy pancreatic β cells, leading to chronic hyperglycemia...
June 20, 2017: Experimental Neurology
https://www.readbyqxmd.com/read/28639921/multisystem-imaging-findings-of-cystic-fibrosis-in-adults-recognizing-typical-and-atypical-patterns-of-disease
#9
Sarah Averill, Meghan G Lubner, Christine O Menias, Sanjeev Bhalla, Vincent M Mellnick, Tabassum A Kennedy, Perry J Pickhardt
OBJECTIVE: There is an expanding and increasingly heterogeneous population of adult patients with cystic fibrosis (CF). Although CF is usually diagnosed in children with progressive multisystem involvement, up to 7% of CF cases are currently diagnosed de novo in adults with subtle manifestations distinct from the typical features of classic CF. The purpose of this article is to present the wide spectrum of CF in adults, including both classic and nonclassic variants, with an emphasis on the nonclassic imaging findings...
July 2017: AJR. American Journal of Roentgenology
https://www.readbyqxmd.com/read/28639695/glycogen-synthase-kinase-3%C3%AE-ablation-limits-pancreatitis-induced-acinar-to-ductal-metaplasia
#10
Li Ding, Geou-Yarh Liou, Daniel M Schmitt, Peter Storz, Jin-San Zhang, Daniel D Billadeau
Acinar-to-ductal metaplasia (ADM) is a reversible epithelial trans-differentiation process that occurs in the pancreas in response to acute inflammation. ADM can rapidly progress toward pre-malignant pancreatic intraepithelial neoplasia (PanIN) lesions in the presence of mutant KRas and ultimately pancreatic adenocarcinoma (PDAC). In the present work we elucidate the role and related mechanism of glycogen synthase kinase-3beta (GSK-3β) in ADM development using in vitro 3D cultures and genetically engineered mouse models...
June 22, 2017: Journal of Pathology
https://www.readbyqxmd.com/read/28639336/classification-of-pancreaticobiliary-maljunction-and-clinical-features-in-children
#11
Naoto Urushihara, Yoshinori Hamada, Terumi Kamisawa, Hideki Fujii, Tsugumichi Koshinaga, Yoshiki Morotomi, Takeshi Saito, Takao Itoi, Kenitiro Kaneko, Hiroaki Fukuzawa, Hisami Ando
PURPOSE: In 2015, the Committee on Diagnostic Criteria of the Japanese Study Group on Pancreaticobiliary Maljunction (PBM) proposed a classification of PBM into four types: (A) stenotic type, (B) non-stenotic type, (C) dilated channel type, and (D) complex type. To validate this classification and clarify the clinical features of the four types of PBM, a retrospective multicenter study was conducted. METHODS: We divided the study group of 317 children with PBM into the four types of PBM...
June 21, 2017: Journal of Hepato-biliary-pancreatic Sciences
https://www.readbyqxmd.com/read/28634731/frey-s-procedure-for-chronic-pancreatitis-improves-the-nutritional-status-of-these-patients
#12
Hideaki Sato, Masaharu Ishida, Fuyuhiko Motoi, Naoaki Sakata, Takeshi Aoki, Katsuyoshi Kudoh, Hideo Ohtsuka, Masamichi Mizuma, Takanori Morikawa, Hiroki Hayashi, Kei Nakagawa, Takeshi Naitoh, Shinich Egawa, Michiaki Unno
PURPOSE: The aim of surgical intervention for chronic pancreatitis (CP) is to relieve symptoms and improve quality of life. However, the precise effect of surgery on the nutritional status of CP patients, which is often impaired by exocrine and endocrine pancreatic dysfunction, has not been elucidated. We conducted this study to evaluate whether Frey's procedure improves the nutritional status of CP patients. METHODS: The nutritional status of 35 patients who underwent Frey's procedure for CP at our institute between April 2005 and December 2014, was assessed by the controlling nutritional status (CONUT) scoring before and 1 year after the surgery, and compared with that of seven CP patients who underwent pancreatoduodenectomy...
June 20, 2017: Surgery Today
https://www.readbyqxmd.com/read/28634486/%C3%AE-cell-replacement-strategies-the-increasing-need-for-a-%C3%AE-cell-dogma
#13
REVIEW
Andhira Vieira, Noémie Druelle, Fabio Avolio, Tiziana Napolitano, Sergi Navarro-Sanz, Serena Silvano, Patrick Collombat
Type 1 diabetes is an auto-immune disease resulting in the loss of pancreatic β-cells and, consequently, in chronic hyperglycemia. Insulin supplementation allows diabetic patients to control their glycaemia quite efficiently, but treated patients still display an overall shortened life expectancy and an altered quality of life as compared to their healthy counterparts. In this context and due to the ever increasing number of diabetics, establishing alternative therapies has become a crucial research goal. Most current efforts therefore aim at generating fully functional insulin-secreting β-like cells using multiple approaches...
2017: Frontiers in Genetics
https://www.readbyqxmd.com/read/28634110/pharmacological-rescue-of-ductal-cftr-rescue-pancreatic-and-salivary-glands-acinar-cells-and-tissue-function-in-mouse-models-of-autoimmune-diseases
#14
Mei Zeng, Mitchell Szymczak, Malini Ahuja, Changyu Zheng, Hongen Yin, William Swaim, John A Chiorini, Robert J Bridges, Shmuel Muallem
BACKGROUND & AIMS: Sjögren's syndrome and autoimmune pancreatitis (AIP) are disorders with decreased function of salivary, lacrimal glands, and the exocrine pancreas. NOD/ShiLTJ mice and mice transduced with the cytokine BMP6 develop Sjögren's syndrome and chronic pancreatitis and MRL/Mp mice are models of AIP. CFTR is a ductal Cl(-) channel essential for ductal fluid and HCO3(-) secretion. We used these models to ask: is CFTR expression altered in these diseases, does correction of CFTR correct gland function, and most notably, does correcting ductal function correct acinar function...
June 17, 2017: Gastroenterology
https://www.readbyqxmd.com/read/28632169/the-novel-mechanisms-concerning-the-inhibitions-of-palmitate-induced-proinflammatory-factor-releases-and-endogenous-cellular-stress-with-astaxanthin-on-min6-%C3%AE-cells
#15
Atsuko Kitahara, Kazuto Takahashi, Naru Morita, Toshitaka Murashima, Hirohisa Onuma, Yoshikazu Sumitani, Toshiaki Tanaka, Takuma Kondo, Toshio Hosaka, Hitoshi Ishida
Astaxanthin, an antioxidant agent, can protect pancreatic β-cells of db/db mice from glucotoxicity and resolve chronic inflammation in adipose tissue. Nonetheless, the effects of astaxanthin on free-fatty-acid-induced inflammation and cellular stress in β-cells remain to be demonstrated. Meanwhile, palmitate enhances the secretion of pro-inflammatory adipokines monocyte chemoattractant protein-1 (MCP-1) and VEGF120 (vascular endothelial growth factor). We therefore investigated the influence of astaxanthin on palmitate-stimulated MCP-1 and VEGF120 secretion in mouse insulinoma (MIN6) pancreatic β-cells...
June 20, 2017: Marine Drugs
https://www.readbyqxmd.com/read/28631495/serum-endocannabinoids-in-assessing-pain-in-patients-with-chronic-pancreatitis-and-in-those-with-pancreatic-ductal-adenocarcinoma
#16
Raffaele Pezzilli, Pierangela Ciuffreda, Roberta Ottria, Alessandro Ravelli, Gianvico Melzi d'Eril, Alessandra Barassi
BACKGROUND: The endocannabinoid system plays a substantial role in analgesia. AIM: To analyze N-arachidonoylethanolamine (AEA), N-oleoylethanolamine (OEA), linoleoyl ethanolamide (LEA), α-linoleoyl ethanolamine (α-LNEA), N-palmitoylethanolamine (PEA) and N-stearoyl ethanolamine (SEA) in two groups of patients having chronic pancreatic diseases. PATIENTS AND METHODS: Twenty-six patients with chronic pancreatitis, 26 patients with pancreatic ductal adenocarcinoma and 36 healthy subjects were studied...
June 20, 2017: Scandinavian Journal of Gastroenterology
https://www.readbyqxmd.com/read/28630946/differentiation-and-inflammation-best-enemies-in-gastrointestinal-carcinogenesis
#17
Nathan M Krah, L Charles Murtaugh
While recent studies demonstrate that cancer can arise from mutant stem cells, this hypothesis does not explain why tissues without defined stem cell populations are susceptible to inflammation-driven tumorigenesis. We propose that chronic inflammatory diseases, such as colitis and pancreatitis, predispose to gastrointestinal (GI) adenocarcinoma by reprogramming differentiated cells. Focusing on colon and pancreas, we discuss recently discovered connections between inflammation and loss of cell differentiation, and propose that dysregulation of cell fate may be a novel rate-limiting step of tumorigenesis...
December 2016: Trends in Cancer
https://www.readbyqxmd.com/read/28627758/spectral-library-based-glycopeptide-analysis-detection-of-circulating-galectin-3-binding-protein-in-pancreatic-cancer
#18
Eslam N Nigjeh, Ru Chen, Yasuko Allen-Tamura, Randall E Brand, Teresa A Brentnall, Sheng Pan
PURPOSE: Pancreatic ductal adenocarcinoma (PDAC) is a lethal disease characterized by its late diagnosis, poor prognosis and rapid development of drug resistance. Using the data independent acquisition (DIA) technique, we applied a spectral library-based proteomic approach to analyze N-glycosylated peptides in human plasma, in the context of pancreatic cancer study. EXPERIMENTAL DESIGN: We extended the application of DIA to the quantification of N-glycosylated peptides enriched from plasma specimens from a clinically well-defined cohort that consists of patients with early stage PDAC, chronic pancreatitis and healthy subjects...
June 19, 2017: Proteomics. Clinical Applications
https://www.readbyqxmd.com/read/28626381/nilotinib-induced-acute-pancreatitis-in-a-patient-with-chronic-myeloid-leukemia
#19
Vihang Patel, Anil Pattisapu, Karim Attia, John Weiss
Nilotinib, a second-generation tyrosine kinase inhibitor, is used for treatment of chronic myeloid leukemia (CML); it has been widely used especially for imatinib-resistant CML. Despite being a novel drug in this therapeutic class, it has the potential to be harmful. We present the case of an elderly woman who developed life-threatening acute pancreatitis as an adverse event after having started the drug. There is only one reported case in the literature of nilotinib-induced acute pancreatitis. The purpose of this case report is to educate physicians who prescribe this medication to be aware of potential life-threatening adverse events...
May 2017: Case Reports in Gastroenterology
https://www.readbyqxmd.com/read/28626379/fifteen-year-old-male-with-type-2-autoimmune-pancreatitis-an-argument-for-endoscopy
#20
Nathan T Kolasinski, Marc T Johannsen, Justin R Hollon
Type 2 autoimmune pancreatitis, an increasingly recognized etiology of pancreatitis in patients less than 20 years old, has characteristically been diagnosed with the histological finding of duct-centric pancreatitis in a patient who lacks elevated serum immunoglobulin G4. We present the case of a nonobese 15-year-old male, without any chronic medical conditions, who presented with the chief complaint of abdominal pain. The laboratory study results were remarkable for a lipase level of 5,419 U/L and a γ-glutamyl transferase level of 373 U/L...
May 2017: Case Reports in Gastroenterology
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