Publications by authors named "Ahmet Kagan Ozkaya"

Subdural empyema refers to the collection of purulent material in the subdural space and the most source of it is bacterial meningitis in infants while sinusitis and otitis media in older children. It has been very recently reported that coronaviruses (CoV) exhibit neurotropic properties and may also cause neurological diseases. CoV-related complications as hypercoagulability with thrombosis and associated inflammation, catastrophic cerebral venous sinus thrombose sand bacterial-fungal superinfections have been well documented in adult patients.

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: This study aims to understand the presentations of autism spectrum disorder (ASD) patients in a tertiary hospital's emergency department (ED) in Turkey, and the difficulties of families face in the ED. : Clinical characteristics of ASD patients who presented to the ED between 1 January 2015 and 15 November 2020 were obtained by retrospective file review. The caregivers of the patients who had presented to the ED in 2020 were interviewed by a phone call.

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Article Synopsis
  • The study analyzed pediatric COVID-19 cases across 32 hospitals in Turkey, focusing on the epidemiological, clinical, and laboratory characteristics of the disease in children from March 16 to June 15, 2020.
  • A total of 1,156 cases were confirmed, with a slightly higher proportion of males (50.3%) compared to females (49.7%), and the median age of the patients was 10.75 years; common symptoms included fever (50.4%) and cough (46.9%).
  • The severity of illness varied, with 22.7% asymptomatic, 57.7% experiencing mild symptoms, and 1.5% being classified as severe; 12.9% had
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Background Cerebral edema is a fatal complication that can occur in children with diabetic ketoacidosis (DKA). Its clinical signs are generally not explicit, and subclinical cerebral edema can occur. This study is one of the few longitudinal studies conducted to identify cerebral edema in patients with DKA by measuring the optic nerve sheath diameter (ONSD).

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Objective: The purpose of this study was to evaluate the feasibility and diagnostic benefit of point-of-care ultrasound (PoCLUS) in children with non-cardiac respiratory distress or tachypnea.

Methods: In this prospective observational study, children aged between 1 month and 18 years with respiratory distress, tachypnea, or both, at triage were included. Concordance and accuracy of the emergency department (ED) and ultrasound diagnoses, length of stay, and time elapsing until ED and ultrasound diagnoses were calculated.

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Objectives: The purposes of this study were to determine the benefit of the bronchiolitis ultrasound score (BUS) in predicting hospital admission in children with acute bronchiolitis and to characterize lung sonography findings.

Methods: This prospective observational study was performed in an academic pediatric emergency department. Children younger than 24 months presenting to the emergency department, diagnosed with acute bronchiolitis by 2 independent pediatricians were included in the study.

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The aim of this study was to evaluate the thyroid function alterations in a group of epileptic children taking antiepileptic drugs. The study included a total of 183 pediatric epilepsy patients, aged 15 months-16 years, comprising 114 patients treated with valproic acid, 69 patients treated with phenobarbital, and 151 age-matched healthy volunteers as the control group. Serum levels of thyroid hormones were measured before the beginning of the antiepileptic therapy and after 12 months of treatment.

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Objectives: To present lung ultrasound findings in children assessed with suspected pneumonia in the emergency department and to show the benefit of lung ultrasound in diagnosing pneumonia in comparison with chest X-rays.

Methods: This observational prospective study was performed in the pediatric emergency department of a single center. Point of care lung ultrasound was performed on each child by an independent sonographer blinded to the patient's clinical and chest X-ray findings.

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Objective: Elemental mercury is a toxic liquid element that is used widely in the home, medicine, agriculture, and industry. It is readily vaporized and inhaled at room temperature. Thereby, inhalation can cause acute or chronic poisoning.

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Mitochondrial glutamyl-tRNA synthetase is a major component of protein biosynthesis that loads tRNAs with cognate amino acids. Mutations in the gene encoding this enzyme have been associated with a variety of disorders related to oxidative phosphorylation. Here, we present a case of leukoencephalopathy with thalamus and brainstem involvement and high lactate (LTBL) presenting a biphasic clinical course characterized by delayed psychomotor development and seizure.

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Henoch-Schönlein purpura (HSP) is the most common childhood systemic vasculitis. Gastro-intestinal involvement occurs in two-thirds of patients. The characteristic skin lesions generally precede abdominal symptoms or present concurrently.

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Succinate-CoA ligase, ADP-forming, beta subunit (SUCLA2)-related mitochondrial DNA depletion syndrome is caused by mutations affecting the ADP-using isoform of the beta subunit in succinyl-CoA synthase, which is involved in the Krebs cycle. The SUCLA2 protein is found mostly in heart, skeletal muscle, and brain tissues. SUCLA2 mutations result in a mitochondrial disorder that manifests as deafness, lesions in the basal ganglia, and encephalomyopathy accompanied by dystonia.

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Amiodarone is a potent agent used to treat tachyarrhythmias, which are especially refractory to other medications, in both adults and children. Although widely used as an antiarrhythmic drug, amiodarone causes many serious adverse effects that limit its use. This study investigated the possible morphological and apoptotic effects of amiodarone on rat testes.

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Hallucinogenic plant poisoning in children is a significant problem for the emergency physician. We describe the case of a boy who had slurred speech, fever, hallucinations, tachycardia, dilated pupils, confusion and disorientation. He had no history of drug use or toxin intake.

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Brucellosis is a systemic zoonotic infectious disease that may cause fever, fatigue, sweating, arthritis, hepatosplenomegaly, cytopenia, and lymphadenopathy. It continues to be an important health problem worldwide. Hemophagocytic lymphohistiocytosis (HLH) is characterized by fever, hepatosplenomegaly, cytopenias, high serum levels of ferritin and triglycerides, low serum fibrinogen levels, and hemophagocytosis in bone marrow, lymph nodes, spleen, or liver.

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Background: Lumbar puncture (LP) is one of the essential diagnostic tools in pediatric emergency services. Recently, ultrasound-assisted LP was reported to be beneficial in the emergency service by facilitating the procedure and improving the successful procedure rates. In addition, this method may be effective in reducing patient and parent anxiety due to the LP procedure.

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Headache is one of the common symptoms of intracranial aneursym. A 5-year-old child lately presented to our pediatric emergency department with persistent headache. Brain magnetic resonance imaging revealed a 7×8 mm rounded lesion with slowly heterogeneous low signal in T2 sequence consistent with a partial occluded aneurysm, in the right medial frontal lobe that close to anterior cerebral artery.

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