objective: to investigate the importance of endoscopic nodular gastritis associated with helicobacter pylori infection in children. methods: in this prospective study, 220 consecutive patients (age range 2 to 15 years, mean age 9. 02 ±3 .3 ), 118 of them males (53. 6%) underwent upper endoscopy during evaluation of chronic abdominal pain. the appearance of nodular gastritis was observed during ...

Sporadic intestinal cryptosporidiosis is not easily diagnosed and might be overlooked. We present here a case of this disease in a 23-year-old Japanese military man with 3 days of abdominal pain, watery diarrhea, and nausea. The frequency of his diarrhea was more than 10 times per day. After his diarrheal bowel symptoms subsided, a colonoscopy was performed because inflammatory bowel disease wa...

Background: Chronic suppurative otitis media (CSOM) refers to chronic irreversible inflammatory pathological tissue damage of the middle ear cleft mucosal lining. The aim this study is evaluate clinical and radiological other in unilateral CSOM.
 Methods: This prospective cohort was carried out on 65 Cases with their ages more than 5 years old. were subdivided two groups: GroupⅠ: included ...

RATIONALE Bleeding esophageal and gastric varices constitute a serious complication in liver cirrhosis. Previous studies have shown that endoscopic ultrasonography (EUS) can be used to predict early esophageal variceal bleeding in liver cirrhosis. PATIENT CONCERNS We report a case of a 46-year-old man with hepatitis B liver cirrhosis (CTP score, 5; Child-Pugh class, A) who was admitted to our...

BACKGROUND/AIMS Some people have difficulty tolerating upper endoscopy. The cause of and risk factors for this are not well known. The aim of this study was to investigate the factors involved in poor cooperation during screening upper endoscopy. METHODS A total of 4,422 subjects who underwent a health inspection with upper endoscopy carried out by a single experienced endoscopist were includ...

Pleomorphic adenoma is one of the most common benign tumors of the major salivary glands. It can also occur in the minor salivary glands, which exist in the nasal cavity. Intranasal pleomorphic adenoma usually originates from glands of the nasal septum mucosa. We present the results of endoscopic endonasal surgery of this pathology. The aim of the study was to present the endoscopic technique f...

We performed a sequential endoscopic examination of esophageal carcinogenesis induced by N-nitrosomethyl-benzylamine (NMBA) in F344 rats. The endoscopic findings were consistent with the histological changes observed in the specimens obtained by a biopsy and/or an autopsy. Seven-week-old male F344 rats received a weekly subcutaneous injection of 0.5 mg/kg NMBA for 15 weeks. The first endoscopic...

We report a rare case of pleomorphic adenoma arising from the lateral nasal wall which was incidentally detected at a very early stage. A 38-year-old man presented to the ophthalmology department with a 2-year history of epiphora from the left eye. He was referred to otorhinolaryngology department as a candidate for endoscopic dacryocystorhinostomy. Nasal endoscopy revealed a polypoid mass on t...

Intraductal papillary mucinous tumors (IPMTs) are benign and malignant lesions that arise from the epithelial lining of main pancreatic duct and/or branch pancreatic ducts, with excessive mucin production (especially hyperplastic/adenomatous variety). Based on the degree of cytoarchitectural atypia on microscopic examination, IPMTs are classified as benign, borderline, carcinoma in situ and inv...

Duodenal neuroendocrine tumors (NETs) are rare neoplasms. In this study, the medical records of 14 patients with duodenal NETs diagnosed at Chonnam National University Hospital from July 2001 to August 2011 were reviewed and analyzed retrospectively. Four patients were diagnosed in the first 5 years, and 10 patients were diagnosed in the latter 5 years of the study. Ten of 12 patients (83.3%) w...