Publications by authors named "Oguz K Bakkaloglu"

We have previously shown that CRP < 2.9 mg/L is a better predictor of endoscopic remission (ER) than CRP < 5 mg/L in ulcerative colitis (UC). Here, we prospectively evaluate CRP and FCP cut-offs and compare them in predicting ER and histological remission (HR) in UC.

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Introduction: Naples prognostic score (NPS) based on nutritional and inflammatory parameters can predict response to chemotherapy and overall survival (OS) in many cancer types. However, its significance in metastatic pancreatic cancer (PC) remains unclear. We evaluated the prognostic significance of the NPS in patients with metastatic PC receiving first line chemotherapy.

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The aim of the study was to determine DNA mismatch repair (MMR) proteins by immunohistochemically using MLH1, MSH2, MSH6, and PMS2 antibodies in patients diagnosed as pancreatic ductal adenocarcinoma and to assess its relationship with histopathological and clinical prognostic parameters. Fifty cases with a diagnosis of pancreatic ductal adenocarcinoma who underwent surgical resection, were included in the study. Demographic and histopathological features of the patients were collected from the medical records.

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Aims: In this study, we aimed to demonstrate the effectiveness of serum amino-terminal proCNP (NT-proCNP) levels in predicting coronary heart disease (CHD) and cardiovascular risk in type 2 diabetes mellitus (T2DM) patients.

Methods: We recruited 73 patients with T2DM in the study. Additionally, we grouped the patients according to their status of diabetic retinopathy (DR) as no DR, non-proliferative DR, or proliferative DR.

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Background: This study aimed to find the prevalence of gastrointestinal symptoms in hospitalized COVID-19 patients and to investigate the effects of gastrointestinal symptoms on the course of the disease during hospitalization.

Methods: Patients who were hospitalized due to COVID-19 were included in this retrospective study. The diagnostic method of COVID-19 was either a positive reverse transcription polymerase chain reaction test or a typical finding in chest computed tomography.

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Background And Study Aims: Non-alcoholic fatty liver disease (NAFLD) is an independent risk factor for chronic kidney disease (CKD). Previous studies argued that leptin levels increase significantly with the progression of CKD. But the association between leptin and CKD has not been investigated in patients with NAFLD.

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Introduction: Demonstration of diagnostic contribution of Papanicolaou Society of Cytopathology-standardized nomenclature for pancreaticobiliary cytology (PSC-PC) in endoscopic ultrasonography (EUS) fine-needle biopsy (FNA) biopsies is important for widespread use and further development.

Methods: 179 EUS-FNA biopsies (89: solid, 90: cystic) and PSC-PC categories were compared with surgical definite histopathology and definite clinical diagnosis. Overall risk of malignancy (oROM) was calculated for each PSC-PC category.

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BACKGROUND Renal involvement can complicate the course of inflammatory bowel disease (IBD). In this study, we aimed to analyze the extent of renal manifestations in patients with IBD (Crohn disease or ulcerative colitis) during the biologic era. MATERIAL AND METHODS Patients diagnosed with and followed up for IBD for a period covering 16 years were retrospectively analyzed.

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Background: Coronavirus disease 2019 pandemic was expected to have traumatic effects and increase the anxiety levels of inflamma- tory bowel disease patients.

Methods: We aimed to investigate the psychosocial effects of the coronavirus disease 2019 pandemic on patients with inflammatory bowel disease by revealing the risk perception for present disease, coping strategies, follow-up characteristics, and treatment adher- ence. This is a cross-sectional, web-based survey study including 798 inflammatory bowel disease patients who were followed at our outpatient clinic and 303 volunteer who did not have any known chronic diseases and were not health professionals were included as the control group.

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Objective: Clinical nutrition outpatient clinics (CNOCs) are the mainstay of the nutrition bundle in hospitals. They are important for the diagnosis, treatment, and follow-up of outpatients with malnutrition (MN) and sarcopenia. The aim of this study was to evaluate changes in muscle mass during the treatment of MN in patients admitted to CNOCs.

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Chronic delta hepatitis (CDH) has a worse outcome than other types of viral hepatitis. High-dose, long-term alpha interferon (IFN-α) is the approved treatment and may ameliorate the course of infection. We evaluated long-term histological outcomes of CDH patients treated with IFN-α.

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Aim: Most patients with ulcerative colitis (UC) with active mucosal disease have a lower C-reactive protein (CRP) level than the classic accepted cutoff level (≤5 mg/l). We aimed to predict the mucosal remission in UC with an optimal cutoff level of CRP when mucosal activity and extensiveness of UC were both considered.

Method: In this retrospective study, we evaluated CRP values and their relation to mucosal extension and UC activity in 331 colonoscopic examinations performed between December 2016 and March 2019.

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Article Synopsis
  • Young patients with autosomal dominant polycystic kidney disease (ADPKD) commonly experience subclinical atherosclerosis and cardiovascular events despite having normal blood pressure.
  • A study analyzed the relationship between fibroblast growth factor-23 (FGF-23) levels and various cardiovascular health indicators in 52 ADPKD patients and matched control subjects, finding significant differences in arterial stiffness and left ventricular function.
  • Although the ADPKD group had higher microalbumin/creatinine ratios and marginally impaired heart function compared to controls, the study concluded that these cardiovascular impairments were not linked to FGF-23 levels.
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Acquired hemophilia is a relatively rare clinical presentation, and most cases present with acquired FVIII inhibitor. The co-occurrence of inhibitors to multiple coagulation factors is uncommon. These autoantibodies may induce spontaneous life-threatening bleeding in patients who have had no previous bleeding disorder.

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There are few reports concerning Mycobacterium tilburgii infection in humans because this bacterium is non-cultivatable. Herein, using new molecular techniques, we report the case of an immunocompromised patient with fatal disseminated lymphadenitis that was caused by M. tilburgii.

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