Publications by authors named "Bulent Karapınar"

Introduction: Therapeutic plasma exchange (TPE) is used in a wide spectrum of diseases in critically ill pediatric patients. We aim to review the indications, complications, safety, and outcomes of critically ill children who received TPE.

Methods: All of the TPE procedures performed in a pediatric intensive care unit providing tertiary care during 19 years (January 2013-January 2023) were evaluated retrospectively.

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Background: In children with acute myeloid leukemia, the incidence of hyperleukocytosis is 5-33%. Patients with AML and hyperleukocytosis have a higher early mortality rate than patients with nonhyperleukocytic AML because of the increased risk of severe pulmonary and neurologic complications. Leukapheresis provides rapid cytoreduction and reduces early mortality rates.

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Background: We aimed to compare the acute kidney injury (AKI) incidence in pediatric septic shock patients according to the three different classifications.

Methods: We analyzed retrospectively 52 patients with severe sepsis between January 2019 and December 2019.

Results: While 21 patients have been diagnosed with SA-AKI according to the pRIFLE criteria, 20 children have been diagnosed according to the AKIN criteria, and 21 children have been diagnosed according to the KDIGO criteria.

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Background: Paroxysmal sympathetic hyperactivity (PSH) is a disorder due to the loss of regulation of autonomic activity. The most common condition predisposing to the development of PSH is traumatic brain injury (TBI), followed by anoxic brain injury, stroke, tumors, and infections. Awareness about the condition and early recognition is important to avoid life threatening complications.

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Article Synopsis
  • The study investigates multisystem inflammatory syndrome in children (MIS-C), which can lead to severe complications or death, focusing on cases from 25 hospitals in Turkey between April and October 2020.
  • It analyzed the medical records of 101 patients, primarily aged 7, finding high rates of fever, fatigue, and gastrointestinal issues, with significant laboratory abnormalities and a notable proportion requiring intensive care.
  • The research underscores the importance of recognizing MIS-C, especially in previously healthy children presenting with persistent fever and other symptoms; most were treated effectively with immunomodulatory therapies, though there were reported fatalities.
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Although the influenza virus usually causes a self-limiting disease, deaths are reported even in children without risk factors. We aimed to identify the clinical features, mortality associated with severe influenza A and B virus infections of children admitted to the pediatric intensive care unit (PICU). We conducted a retrospective study of children with confirmed influenza infection between 2012 and 2019 who were admitted to the PICU.

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Article Synopsis
  • Left ventricular assist devices (LVADs) are crucial for treating end-stage heart failure by providing mechanical circulatory support.
  • Organ donations from brain-dead donors on mechanical support are uncommon, but there are documented cases of successful solid-organ transplants from such donors.
  • This is the first reported case of a successful solid-organ transplant from a child donor who was using a nonpulsatile ventricular assist device.
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Background/aim: To characterize the clinical course of noninvasive positive pressure ventilation (NIPPV) and high flow humidified nasal cannula ventilation (HFNC) procedures; perform risk analysis for ventilation failure.

Material And Methods: This prospective, multi-centered, observational study was conducted in 352 PICU admissions (1 month-18 years) between 2016 and 2017. SPSS-22 was used to assess clinical data, define thresholds for ventilation parameters and perform risk analysis.

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Objectives: To investigate the association between the triggering receptor expressed on myeloid cells-1 (TREM-1) levels and prognosis in septic children.

Methods: Patients admitted to pediatric intensive care units (PICU) of three tertiary centers were included in this prospective observational study. Serum samples were taken at admission from patients who were hospitalized with sepsis.

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Objectives: To investigate conventional mechanical ventilation weaning characteristics of patients requiring conventional mechanical ventilation support for greater than 48 hours within the PICU.

Design: The prospective observational multicenter cohort study was conducted at 15 hospitals. Data were being collected from November 2013 to June 2014, with two designated researchers from each center responsible for follow-up and data entry.

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Objectives: To analyze the course of seasonal viral infections of respiratory tract in patients hospitalized in pediatric intensive care units (PICU) of 16 centers in Turkey.

Materials And Methods: It is a retrospective, observational, and multicenter study conducted in 16 tertiary PICUs in Turkey includes a total of 302 children with viral cause in the nasal swab which required PICU admission with no interventions.

Results: Median age of patients was 12 months.

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Background/aims: Liver transplantation (LT) is now the standard of care for most end-stage liver diseases. Over the next 30 years, advances in medicine and technology will greatly improve the survival rates of patients after this procedure. The aim of the present study was to analyze retrospectively the results of 1001 patients withLT.

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Yurtseven A, Türksoylu M, Yazıcı P, Karapınar B, Saz EU. A `glue sniffer` teenager with anuric renal failure and hepatitis. Turk J Pediatr 2018; 60: 206-209.

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Colistin, an old cationic polypeptide antibiotic, have been reused due to rising incidence of infections caused by multi-drug resistant (MDR) Gram-negative microorganisms and the lack of new antibiotics. Therefore, we evaluated safety and efficacy of colistin in treatment of these infections. This study included 104 critically ill children with a median age of 55,9 months between January 2011 and January 2016.

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The prognosis of tuberculous meningitis, a rare form of extrapulmonary tuberculosis, depends on the stage of treatment initiation. We report a fatal case of tuberculous meningitis. The patient had received successive tumor necrosis factor (TNF) antagonists and abatacept to treat juvenile idiopathic arthritis, with negative results for polymerase chain reaction and acid-fast bacilli on smear, had normal cerebrospinal fluid (CSF) adenosine deaminase and glucose levels.

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Objective: To report a case of inferior petrosal sinus thrombosis associated with malposition of central venous catheterization (CVC).

Clinical Presentation And Intervention: A 5-month-old boy was admitted to Şifa University Hospital because of pneumonia. When exophthalmos occurred in the right eye, he was referred to Ege University Hospital.

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Mild encephalopathy with a reversible splenial lesion (MERS) is a clinico-radiological syndrome that can be related to infectious and non-infectious conditions. Patients present with mild neurological symptoms, and magnetic resonance imaging typically demonstrate a reversible lesion with transiently reduced diffusion in the splenium of the corpus callosum. Here, we describe MERS in a 10-year-old boy who presented with fever and consciousness and who completely recovered within a few days.

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Objectives: The aim of the present methodological descriptive study was to test the validity and reliability of the COMFORT scale.

Methods: The study was conducted at a pediatric critical care unit at a university hospital between February 2009 and June 2010. Study sample included 84 pediatric patients (n=37) receiving mechanical ventilation.

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Invasive fungal infections are most commonly seen in immunocompromised patients and usually affect the respiratory system. Gastrointestinal system involvement of mucormycosis and invasive aspergillosis is rarely reported in childhood. Here we describe a 5 year old boy with acute lymphoblastic leukaemia who developed invasive fungal infection particularly affecting the lower gastrointestinal system to emphasise the difficulties in diagnosis and management of invasive fungal infections in immunocompromised patients.

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Empirical antifungal therapy is most often given to patients with leukemia. However breakthrough fungal infections under antifungal therapy are not uncommon. Four children, with hematologic malignant disease developed mycotic breakthrough infections while on empirical caspofungin treatment for a median of 14 (range 11-19) days.

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Article Synopsis
  • Ventilator-associated pneumonia (VAP) is a type of pneumonia that occurs in patients on mechanical ventilation, and this study compares two non-invasive diagnostic methods for diagnosing VAP in children.
  • Conducted in a Pediatric Intensive Care Unit, the study involved endotracheal aspiration (ETA) and non-bronchoscopic bronchoalveolar lavage (BAL) after 48 hours of ventilation in 41 pediatric patients.
  • The results indicated a significant difference in effectiveness between the two methods, with ETA showing high sensitivity (100%) but lower specificity (50%) compared to non-bronchoscopic BAL, which demonstrated better usability.
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Background/aim: Extracorporeal membrane oxygenation (ECMO) is a unique life-support modality offered to patients unresponsive to optimal medical therapy. The aim of this study was to evaluate early experiences with ECMO support in 2 tertiary Turkish pediatric intensive care units (PICUs).

Materials And Methods: We retrospectively evaluated a total of 10 ECMO-supported patients between March 2012 and March 2013 in Marmara and Ege University Hospital PICUs.

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Trichosporon asahii (T. asahii) is an uncommon fungal pathogen rarely seen in patients with hematologic malignancies. Although appropriate therapy is started, infection with T.

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