P. Vlavianos

Publications78
h-index17
Citations1,842
Highly Influential Citations45
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EUS-guided FNA for diagnosis of solid pancreatic neoplasms: a meta-analysis.
BACKGROUND Preoperative diagnosis of solid pancreatic lesions remains challenging despite advancement in imaging technologies. EUS has the benefit of being a minimally invasive, well-tolerated… Expand
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Gastrointestinal symptoms after pelvic radiotherapy: role for the gastroenterologist?
PURPOSE To analyze the cause of GI symptoms after pelvic radiotherapy (RT) in a consecutive series of patients with symptoms beginning after RT. A striking lack of evidence is available concerning… Expand
  • 119
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MicroRNAs Targeting Oncogenes Are Down-Regulated in Pancreatic Malignant Transformation from Benign Tumors
Background MicroRNA (miRNA) expression profiles have been described in pancreatic ductal adenocarcinoma (PDAC), but these have not been compared with pre-malignant pancreatic tumors. We wished to… Expand
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Endoscopic ultrasound guided fine needle aspiration for the diagnosis of pancreatic cystic neoplasms: a meta-analysis.
BACKGROUND AND OBJECTIVES Mucinous cystic neoplasms and intraductal papillary mucinous tumours have greater malignant potential than serous cystic neoplasms. EUS alone is inadequate for… Expand
  • 155
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Endoscopic balloon dilatation versus endoscopic sphincterotomy for the removal of bile duct stones: a prospective randomised trial
Background: Endoscopic balloon dilatation (EBD) of the sphincter of Oddi has been proposed as an alternative therapy with possible advantages, as compared with endoscopic sphincterotomy (ES), for… Expand
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Diagnostic and therapeutic utility of single-operator peroral cholangioscopy for indeterminate biliary lesions and bile duct stones
Background and aim We aimed to evaluate the diagnostic utility of single-operator peroral cholangioscopy (SOC) for indeterminate biliary lesions and its usefulness in electrohydraulic lithotripsy… Expand
  • 89
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Analysis of Endoscopic Radiofrequency Ablation of Biliary Malignant Strictures in Pancreatic Cancer Suggests Potential Survival Benefit
AbstractBackgroundPancreatic carcinoma is often inoperable, carries a poor prognosis, and is commonly complicated by malignant biliary obstruction. Phase I/II studies have demonstrated good safety… Expand
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Elevated Levels of Neutrophil Gelatinase-Associated Lipocalin in Bile From Patients With Malignant Pancreatobiliary Disease
OBJECTIVES:Accurate differentiation between benign and malignant causes of biliary obstruction remains challenging and reliable biomarkers are urgently needed. Bile is a potential source of such… Expand
  • 40
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Pancreatobiliary cytology in the multidisciplinary setting
This review article discusses the role of endoscopic ultrasound‐guided fine needle aspiration (EUS FNA) cytology in the clinical management of patients with pancreatic tumours in the setting of a… Expand
  • 6
  • 2
Single, total paracentesis for tense ascites: Sequential hemodynamic changes and right atrial size
Hemodynamic changes induced by a single, total paracentesis were evaluated in 21 patients with tense ascites from whom 4 to 16 L of ascites were drained over 2 to 8 hr with no serious complications.… Expand
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