Publications by authors named "A Aykut"

Unlabelled: Glutaric aciduria type 1 (GA1) is a rare metabolic disorder characterized by a deficiency in the enzyme glutaryl-CoA dehydrogenase. This study aims to present the clinical, biochemical, genetic, and neuroimaging findings of GA1 patients, emphasizing the importance of early detection and the potential benefits of incorporating GA1 into NBS programs. The demographic, clinical, and laboratory findings of GA1 patients were reviewed retrospectively.

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Purpose: To describe the advanced multimodal imaging findings of patients with bilateral diffuse uveal melanocytic proliferation (BDUMP) and the changes in these findings over time.

Methods: Fundus photography, fundus autofluorescence (FAF), fundus fluorescein angiography (FA), spectral domain optical coherence tomography (OCT), B-scan ultrasonography (US), and ultrasound biomicroscopy (UBM) images of the patients diagnosed with BDUMP at a single institution between years 2006-2023 were evaluated.

Results: Sixteen eyes of 8 patients with BDUMP were included.

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Objectives: To conduct the first bibliometric analysis of retinoblastoma research in Türkiye and identify leading institutions, authors, collaboration patterns, and potential growth areas.

Materials And Methods: We conducted a search on international databases (Web of Science [WoS] and Scopus), a national database (TR Dizin), and gray literature sources (thesis/Scientific and Technological Research Council of Türkiye project reports). Data were cleaned and analyzed using bibliometric tools, including Open Refine and VOSviewer.

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Objective: To compare one-year anatomical and functional results of switching to an on-label intravitreal anti-vascular endothelial growth factor (anti-VEGF) agent (intravitreal ranibizumab [IVR] or aflibercept [IVA]) after treatment failure with three loading doses of off-label intravitreal bevacizumab (IVB), which is mandatory in the treatment of neovascular age-related macular degeneration (nAMD) to get reimbursement from Social Security Institution in Turkiye.

Methods: This comparative, real-life, retrospective cohort study included treatment-naïve nAMD patients treated starting with three loading doses of IVB, switched to three loading doses of IVR and IVA due to treatment failure after IVB loading, and followed up one year with a treat-and-extend (T&E) protocol with 2-week extension/shortening intervals. The primary outcomes were changes in best-corrected visual acuity (BCVA; logMAR) and central macular thickness (CMT, µm) one year after the switch, and the secondary outcomes were maximum treatment intervals, number of injections, and disease activity rates.

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Article Synopsis
  • Inborn errors of immunity (IEI) are genetic diseases leading to immune system dysfunction, with this study focusing on patients diagnosed in a pediatric intensive care unit (PICU).
  • Out of 753 admissions over three years, 33 new IEI cases were identified, with a higher prevalence of immunodeficiencies with immune dysregulation and combined immunodeficiencies, often triggered by severe viral and life-threatening infections.
  • The study found a high mortality rate of 58%, emphasizing the critical need for early diagnosis, treatment, and improved screening methods for better outcomes in IEI patients.
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