Publications by authors named "O Meltem Akay"

Introduction: Postendoscopic retrograde cholangiopancreatography (ERCP) pancreatitis (PEP) is a frequent complication, and its pathogenesis remains unclear, with various patient and procedural factors proposed as potential contributors. This study aimed to assess the predictive value of pancreatic to splenic density ratio on computed tomography (CT) for PEP in patients with inadvertent pancreatic duct cannulation.

Methods: This retrospective study involved 2556 patients undergoing ERCP from January 2014 to December 2020.

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The gastric neuroendocrine tumor (g-NET) is now more frequently diagnosed due to the widespread use and advancement of endoscopy. In our study, we aimed to discuss the superiority, if any, between the watch-and-wait approach and endoscopic treatment methods for the controversial management of type 1 g-NETs, as well as to evaluate their long-term outcomes. The data of 81 patients who underwent gastroscopy due to complaints related to the upper gastrointestinal system and were diagnosed with type 1 g-NET as a result of biopsy taken from suspicious stomach lesions were examined.

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Predictive prognostic scoring (PS) systems are not primarily applicable to elderly patients with classical Hodgkin lymphoma (cHL). The objective of this study was to develop a PS system for these patients. The derivation cohort (DC) was utilized for model development, consisting of 97 variables.

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Objective: We investigated the occurrence and characteristics of secondary solid cancers (SSCs) in patients with Philadelphia chromosome-negative myeloproliferative neoplasms (Ph- MPNs) from Türkiye. We identified the potential risk factors for SSC development, including the impact of cytoreductive therapies, and we assessed the influence of SSC on patient survival.

Materials And Methods: A total of 1013 Ph- MPN patients diagnosed between 1995 and 2022 were retrospectively analyzed.

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Background: Although plateletpheresis donation is commonly accepted as a safe procedure, its influence on platelet function, coagulation system and fibrinolysis is not completely elucidated.

Objectives: In this study, we tried to assess the effects of plateletpheresis on donor's hemostasis system by measuring platelet activation, development of platelet-leukocyte aggregates, and coagulation activation.

Study Design: Prospective observational study.

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