Publications by authors named "Firdevs Topal"

Introduction: Cirrhosis is a common liver disease, which is characterized by life-limiting complications. In cirrhosis, liver ACE2 mRNA levels were 34-times upregulated, ACE2 protein 97-times upregulated, and ACE2 receptors increased in 80% of hepatocytes. Increased ACE2 receptor sensitizes hepatocytes to COVID-19.

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Radiologic and endoscopic diagnostic methods are used to determine disease activity in ulcerative colitis (UC). In order for endoscopic procedures to be invasive and to prevent radiation exposure, especially in young people, studies have been carried out frequently to determine a simple, fast, and reliable activity marker with laboratory methods. Our aim in this study is to determine the usefulness of serum immune-inflammatory index as a noninvasive marker of activation in patients with ulcerative colitis.

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In the last decade, high-resolution esophageal manometry (HREM) is the main device for the management of dysphagia replacing conventional manometry (CM). Conventional manometry still seems to have some space to diagnose major motility disorders and differentiate normal from abnormal esophageal motility. The long term outcomes of patients with normal CM were analyzed in our study.

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Hydrogen peroxide is a liquid that functions in mechanical removal of the necrotic tissue via the elimination of tissue debris.In this study, we aimed to evaluate the effectiveness of the use of hydrogen peroxide in necrosectomy treatment of walled-off pancreatic necrosis.Records of 24 patients who were diagnosed with pancreatic necrosis or walled-off pancreatic necrosis and underwent endoscopic necrosectomy (EN) were retrospectively assessed.

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The antibodies and other issues associated with immunity in chronic hepatitis C virus (HCV) have been widely investigated, especially non-organ-specific antinuclear antibodies. Rods-rings (RR) antibody patterns are frequently observed due to pegylated IFN-α (PEG-IFN)/ribavirin (RBV) treatment by indirect immunofluorescence (IIF). We evaluated the relevance between anti-RR and PEG-IFN/RBV and/or direct-acting antiviral (DAA) regimens in chronic HCV.

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Background: Beyond the medical treatment in inflammatory bowel disease (IBD), there are other issues which influence the quality of life adversely. The aim of this study was to determine the impact of the IBD patients' illness on working and education life.

Method: The participants were invited to participate in the online survey from the Turkish Crohn's and Ulcerative Colitis Patient Association network.

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Background: Portal hypertensive polyps in patients with portal hypertension are described.

Aims: The most significant and serious complication in liver cirrhosis proves to be portal hypertension. Polypoid lesions, which can be seen in the stomach as endoscopic finding in patients with portal hypertension, have not quite been defined in the literature.

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Background: Tumor necrosis factor (TNF)-α inhibitors increase the risk of tuberculosis (TB). The objective of the present study was to determine the rate of active TB infection in inflammatory bowel disease (IBD) patients receiving anti-TNF therapy and to determine the results of their latent TB infection (LTBI) screening tests during the follow up.

Methods: This is a retrospective observational study of IBD patients receiving anti-TNF therapy.

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Background. Iron deficiency is the prevalent complication of inflammatory bowel disease (IBD). Herein, we investigated the effect of intravenous iron treatment on quality of life (QoL) in nonanemic and iron deficient IBD patients.

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Background/aims: IgG4-related autoimmune disease can exist in other organs even when there is no evidence of autoimmune pancreatitis. The aim of our study was to determine the prevalence of IgG4-positive plasma cells in the histopathological evaluations of colon biopsy specimens in IBD patients.

Materials And Methods: The number of IgG4-positive plasma cells with strong cytoplasmic immunoreactivity was counted in each colon biopsy from inflammatory bowel disease patients who had no evidence of autoimmune pancreatitis.

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Background/aims: To assess the sensitivity of magnetic resonance enterography (MRE) in the diagnosis of Crohn's disease (CD) activity and correlation between endoscopic and MRE scores in predicting the activity grade.

Materials And Methods: Twenty-five ileal CD patients with clinical and biochemical evidence of activation underwent ileocolonoscopy and MRE within 7 days of their application. Simplified endoscopic scoring of CD (SES-CD) and MRE scores was done and compared with each other and other parameters of activation (CRP, leukocyte count, platelet count).

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Background/aims: Patients with ulcerative colitis still need effective therapy without major side effects. It has been found that strontium can suppress NFκB activation induced by TNF-α. This opens a gate to a new anti-TNF agent which is cheap and can be given orally.

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Background: The possible relationship between psoriasis and coeliac disease (CD) has been attributed to the common pathogenic mechanisms of the two diseases and the presence of antigliadin antibodies in patients has been reported to increase the incidence of CD.

Objective: The aim of this report was to study CD-associated antibodies serum antigliadin antibody immunoglobulin (Ig)A, IgG, anti-endomysial antibody IgA and anti-transglutaminase antibody IgA and to demonstrate whether there is an increase in the frequency of those markers of CD in patients with psoriasis.

Methods: Serum antigliadin antibody IgG and IgA, antiendomysial antibody IgA and anti-transglutaminase antibody IgA were studied in 37 (19 males) patients with psoriasis and 50 (23 males) healthy controls.

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Objective: Red cell distribution width (RDW) which is reported as part of complete blood count in routine clinical practice, is a measure of variability in size of the erythrocytes in the circulation. It is a novel predictor of mortality both in unselected populations and in some selected group of patients. We aimed to search whether RDW values differ between the healthy population and the patients with pre-hypertension and hypertension who are otherwise healthy, considering the widely accepted role of RDW as a prognostic marker especially for mortality.

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The occurrence of three or more autoimmune disorders in one patient defines multiple autoimmune syndrome. The pathogenesis of multiple autoimmune syndrome is not known yet and environmental triggers and genetic susceptibility have been suggested to be involved. Herein, we report a 47-year-old woman who had Hashimoto's thyroiditis, vitiligo and newly diagnosed ulcerative colitis.

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Objective: Helicobacter pylori (HP) is a cause of chronic gastritis. Beta-2 microglobulin has been used as a simple inflammatory indicator in some diseases. We investigate the usability of beta-2 microglobulin as a simple marker that may reflect the severity of inflammation and intensity of HP in gastric mucosa.

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Helicobacter pylori is a cause of chronic gastritis. Mean platelet volume (MPV) has been started to be used as a simple inflammatory indicator in some diseases. We have aimed especially to investigate the usability of MPV as a simple indicator that may reflect severity of inflammation in gastric mucosa.

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Aim: To investigate serum levels of homocysteine (Hcys) and the risk that altered levels carry for thrombosis development in ulcerative colitis (UC) patients.

Methods: 55 UC patients and 45 healthy adults were included. Hcys, vitamin B12 and folic acid levels were measured in both groups.

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Celiac disease can be triggered by upper abdominal surgery, such as vagotomy, oesophagectomy, pancreaticoduodenectomy, and gastrojejunal anastomosis. Here we report a case of a 24 year-old woman who developed celiac disease after an ileal resection for perforated Meckel's diverticula. This is the first reported celiac case that has been triggered, not by upper abdominal surgery, but after ileal resection for Meckel's diverticula.

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A number of cutaneous changes are known to occur in the course of inflammatory bowel diseases (IBD), including pyoderma gangrenosum, erythema nodosum, perianal disease, erythematous eruptions, urticaria, and purpura. However, occurrence of skin manifestations prior to the development of ulcerative colitis is a rare occasion. Here, we report a case of ulcerative colitis associated with leukocytoclastic vasculitis in which the intestinal symptoms became overt 8 mo after the development of skin lesions.

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Objective: To report the third published case, as of April 8, 2006, of methylprednisolone-induced toxic hepatitis.

Case Summary: A 47-year-old woman was admitted to our clinic with weakness, fatigue, pruritus, and scleral icterus that had developed 10 days prior to presentation. She had been taking topiramate for one year for treatment of chronic isolated central nervous system vasculitis.

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