Publications by authors named "Burhan Ozdil"

Objective: Surgery is still the first choice in complicated cystic echinococcosis. However, percutaneous methods have performed increasingly in recent years. The Puncture, Aspiration, Injection, Reaspiration (PAIR) technique is mostly the preferred percutaneous method.

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Background And Objective: Nitric oxide and reactive oxygen species have been implicated in several pathophysiological events leading to fibrosis and cirrhosis. The aim of the present study was to investigate the possible contribution of peroxynitrite (formed by the interaction of nitric oxide and superoxide anion) in the pathophysiology of cirrhosis.

Methods: Twenty-six cirrhotic patients classified as Child-Pugh A, and seven as Child-Pugh B, were included in the study, and nine healthy volunteers served as controls.

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Objective: Risk factors for hemorrhage due to gastric and/or duodenal ulcer in patients diagnosed by upper gastrointestinal (GI) endoscopy were investigated in the present study.

Methods: Medical records of 350 patients (226 males, 124 females) diagnosed as duodenal or gastric ulcers by GI endoscopy in the gastroenterology clinic were scanned retrospectively. Upper GI hemorrhage was detected in 92 patients by upper endoscopic examination.

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Article Synopsis
  • Leiomyomas are the most common benign tumors in the upper gastrointestinal tract, often asymptomatic when small, so monitoring is suggested for small lesions.
  • Surgical removal is recommended for patients who experience symptoms or complications.
  • The article presents successful treatment cases of large gastric leiomyomas using endoscopic alcohol injection, highlighting this method as a new, cost-effective option for specific patients dealing with hemorrhagic tumors.
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NAD(P)H:quinone oxidoreductase 1 (NQO1) is a cytosolic enzyme that catalyzes the two-electron reduction of numerous quinoid compounds into their less toxic form, thus NQO1 protecting cells against oxidative stress. The gene coding for NQO1 has a single nucleotide polymorphism (C-->T) at nucleotide position 609 (proline to serine substitution at position 187 in amino acid sequence (P187S)) (rs1800566) of the NQO1 cDNA which results in very low enzimatic activity, so it would be expected that individuals with the homologous NQO1 C609T polymorphism would have a susceptibility developing cancer. Previous studies of the association between functional NQO1 C609T polymorphism and several human cancers have had mixed findings but association of NQO1 C609T polymorphism with hepatocellular carcinoma (HCC) development has yet to be investigated.

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Article Synopsis
  • A 34-year-old woman experienced abdominal pain, jaundice, and itching, leading to an ERCP procedure that initially appeared normal.
  • Using a balloon catheter for cholangiography revealed irregularities suggestive of early-stage primary sclerosing cholangitis (PSC), a chronic liver condition affecting bile ducts.
  • The standard ERCP typically shows characteristic findings for PSC, but early diagnosis can be tricky; the balloon catheter technique may enhance detection of early changes in the bile ducts.
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Postoperative upper gastrointestinal fistulas or anastomotic leaks with peritonitis are rare but serious clinical conditions. Due to severe fluid and electrolyte imbalance and risk of development of sepsis implementation of efficient and timely management is crucial. Various endoscopic interventions have been performed to date for postoperative upper gastrointestinal fistulas.

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We herein report the case of a 51-year-old man with gastrojejunocolic fistula. It is one of the late severe complications of gastrectomy and gastrojejunostomy and is considered to be induced by a stomal ulcer due to inadequate resection of the stomach and incompleteness of vagotomy. The main clinical presentation of this condition is chronic abdominal pain, weight loss, diarrhea, gastrointestinal bleeding and fecal vomiting.

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Background/aims: Proton pump inhibitors are mainly metabolized by cytochrome P450 2C19 in the liver. Recently, some studies have shown that the acid suppressing effect of proton pump inhibitors are influenced by a functional polymorphism of cytochrome P450 2C19. The aim of the present study was to investigate the effect of cytochrome P450 2C19 polymorphism on Helicobacter pylori eradication in patients who received proton pump inhibitors based triple therapy.

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This study investigates the potential benefits of antibiotics and N-acetylcysteine (NAC), a mucolytic agent, in patients who are candidates for endoscopic retrograde cholangiopancreatography (ERCP) due to partial bile duct obstruction. In total, 102 patients who had choledocholithiasis and choledochal dilatations by abdominal ultrasonography were included in the study. The patients were divided into placebo and NAC therapy groups.

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Background: A common G to A polymorphism (G870A) in the splice donor region of exon 4 of cyclin D1 (CCND1) gene generates two mRNAs (cyclin D1a and D1b) through an alternative splicing at the site of this polymorphism. Cyclin D1a and b proteins differ in their COOH-terminus, a region involved in protein degradation. We examined the association between this CCDN1 genotype and the susceptibility to hepatocellular carcinoma (HCC) in a Turkish population.

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Primary sclerosing cholangitis is a progressive, cholestatic hepatic disease of unknown etiology. It is characterized by progressive inflammation, destruction, and fibrosis of the intrahepatic and extrahepatic bile ducts. Several medical therapies have been tried such as penicilamin, colchicine, methatraxate, cyclosporine, tacrolimus, and ursodeoxycholic acid.

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Splenectomy is one of the primary choices of treatment in immune thrombocytopenic purpura. However, the disease may relapse despite splenectomy. One of the leading causes of relapse is the presence of accessory spleen, which may become enlarged significantly with underlying pathologies such as presence of portal hypertension.

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Background: Tumor necrosis factor-alpha (TNF-alpha) is a pro-inflammatory cytokine that may act as an endogenous tumor promoter. A genetic polymorphism of TNF-alpha gene at position -308 promoter region is involved in the regulation of expression level and has been found to be associated with susceptibility to various types of cancer.

Methods: To determine the association of the TNF-alpha gene G-308A polymorphism on the risk of hepatocellular carcinoma (HCC) in a Turkish population, a hospital-based case-control study was designed consisting of 110 diagnosis subjects with hepatocellular carcinoma and 110 cancer-free control subjects matched on age, gender, smoking and alcohol status.

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The objective of this study is to reveal the relationship between viral load (as HBV DNA) and HBsAg levels. Ninety-two chronically HBV-infected patients were included in the study. The patients were divided in two different groups: the cirrhotic group (n = 32) and the non-cirrhotic group (n = 60).

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