...; Yoshito Itoh Introduction: Biopsy-specimen examination is the gold standard for the preoperative histological diagnosis of early gastric cancer (EGC). However, few studies have compared the diagnostic accuracies of biopsy and magnifying endoscopy with narrow-band imaging or blue laser imaging (ME-NBI/BLI...

... of the controversial issues in the diagnosis of pancreatic neuroendocrine tumours (pNETs) is the accurate prediction of their clinical behaviour. Objectives: The aim of the study was to evaluate the role of endoscopic ultrasound (EUS) biopsy in the diagnosis and grading of pNETs in a certified ENETS Center. Methods...

...Brian Johnson; Marc D. Basson Background: There is no clarity with regard to the occurrence of serious complications from EGD-driven mucosal biopsy. This is important for considering both clinically indicated procedures and mucosal sampling for research. Methods: We sought to quantify rates...

... in rectal neuroendocrine tumors (R-NETs). We aimed to identify the efficacy of the Ki-67 labeling index (LI) in endoscopic biopsy specimens to predict the World Health Organization (WHO) grade of R-NETs. Methods: A total of 59 patients with 60 R-NETs (43 WHO grade 1 and 17 WHO grade 2), treated between...

...Thomas Kalinski; Albert Roessner Hepatocellular carcinoma (HCC) is the most frequent malignant tumor of the liver. The diagnosis of HCC depends on the measurement of serum α-fetoprotein levels and imaging techniques. Liver biopsy is recommended in uncertain cases. We review the morphological...

... to in the content or advertisements. Biopsy Breath test Culture Feces Functional dyspepsia Histology Helicobacter pylori IgG Peptic ulcer Sensitivity Specificity Serology Urease Urine Review Article Dig Dis 2001;19:116 122 Current Standards in the Diagnosis of Helicobacter pylori Infection...