Publications by authors named "Ayer M"

Aim: Several studies have suggested that cytokine release syndrome (CRS) can be controlled by therapeutic plasma exchange (TPE) treatment. In this study, it was aimed to evaluate the efficacy of TPE treatment in patients who developed life-threatening respiratory failure syndrome (SARS) due to COVID-19 infection.

Methods: In this retrospective, case-control study, patients, who developed SARS, were infected with the COVID-19 virus, and required intensive care unit (ICU) admission were included.

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Purpose: This study aims to assess the impact of polycythemia vera (PV) on retinal and optic nerve head (ONH) vessel density (VD) parameters, macular ganglion cell complex (mGCC) thickness, and retinal nerve fiber layer (RNFL) thickness compared to healthy controls.

Methods: Forty eyes of 20 patients with PV and 40 eyes of 20 age-gender-matched healthy controls underwent comprehensive ophthalmologic assessments and optic coherence tomography angiography (OCTA). RNFL and macular GCC measurements were obtained simultaneously with vascular parameters by AngioVue OCTA using the single-scan protocol.

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Objective: Primary immune thrombocytopenia (ITP) is an acquired disorder of platelets with a complex and unclear mechanism of increased immune destruction or impaired production of platelets. While the management of ITP is evolving, there is still a need for guidance, particularly in certain circumstances such as pregnancy, emergencies, or patients requiring co-medications. We aimed to determine the tendencies of hematologists in Türkiye in the event of such special considerations.

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Objectives: Pleural effusion (PE) is the most frequent pulmonary complication of dasatinib, a tyrosine kinase inhibitor (TKI). Concurrent pericardial effusions have been reported in about one-third of the cases. In this study, we aimed to investigate ascites generation in chronic-phase chronic myeloid leukemia (CML-CP) patients developing PE under dasatinib.

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Objective: Primary immune thrombocytopenia (pITP) is an acquired autoimmune disorder related to the increased destruction and/or impaired production of platelets. Its diagnosis and management are challenging and require expertise and the interpretation of international consensus reports and guidelines with national variations in availability. We aimed to assess the agreement of hematologists in Türkiye on certain aspects of both first-line and second-line management of patients with pITP.

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Objective: The study aimed to evaluate respiratory virus infections in adult patients with hematological malignancies (HM).

Patients And Methods: The medical records of patients who were followed up by the hematology clinic at Başakşehir Çam and Sakura City Hospital between March 2021 and March 2023 with a diagnosis of HM and who underwent real-time polymerase chain reaction (RT-PCR) testing for nasopharyngeal/oropharyngeal specimens taken with suspected respiratory tract infection constituted the study data.

Results: Infections were symptomatic in 64.

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At 22 weeks post-transplantation for HBV-related cirrhosis, an adult woman developed neutropenia which was aggravated by COVID-19 (ANC 0.4 × 10/L). Covid resolution and all "conventional" modifications were ineffective.

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Article Synopsis
  • Glofitamab is a bi-specific antibody used to treat relapsed or refractory B-cell lymphoma, showing potential in a phase II trial, but real-world data is limited.
  • A retrospective study in Turkey analyzed 43 DLBCL patients receiving glofitamab, revealing median overall survival of 8.8 months and a 1-year progression-free survival rate of 83%.
  • While the treatment had promising effectiveness, toxicity was a significant concern, with deaths linked to disease progression and treatment-related side effects like cytokine release syndrome.
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Background: Research is needed to identify the unmet disease education and communication needs of people with multiple sclerosis (PwMS) to support informed decision-making, enable self-management and maintain independence for PwMS for as long as possible.

Methods: An Expert Steering Group co-developed two studies for PwMS aged 18 years and over: a qualitative, online, patient community activity and a quantitative anonymised online survey. The quantitative survey was conducted in the UK from 12 September 2019 to 18 November 2019 amongst PwMS recruited via the Multiple Sclerosis (MS) Trust newsletter and their closed Facebook group.

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The prevalent form of ichthyosis in neutral lipid storage disease (NLSDI) is nonbullous congenital ichthyosiform erythroderma (CIE) characterized by fine, whitish scales on erythematous skin over the whole body. Here, we report a late-diagnosed, 25-year-old woman with NLSDI presenting with diffuse erythema and fine whitish scales throughout the body with patches of apparently normal skin, "islets of sparing" on her lower extremities. We observed that the size of the normal skin islets changed with time, and even the entire lower extremity was covered with erythema and desquamation like the rest of the body.

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VEXAS (vacuoles, E1 enzyme, X-linked, autoinflammatory, somatic) syndrome is a newly defined disorder in which treatment is still unclear. Herein, a patient with VEXAS syndrome who had atypical findings and an interesting treatment course is presented as a case report. He had fatigue, recurrent fever, pulmonary infiltrates, proteinuria, anemia, leucopenia, transient skin rush and increased acute phase reactants.

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Article Synopsis
  • Patients with systemic lupus erythematosus (SLE), a disease that affects the immune system, are more likely to get different kinds of infections when they take medicines that weaken their immune system.
  • A 48-year-old woman with SLE had a high fever and low blood cell counts, which doctors initially thought were due to her SLE.
  • After further testing showed she had leishmaniasis, a disease caused by a parasite, she was treated successfully with medicine and got better quickly!
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Pyroglutamate amyloid beta3-42 (pGlu-Abeta3-42), a highly amyloidogenic and neurotoxic form of Abeta, is N-terminally truncated to form a pyroglutamate and has recently been proposed as a key target for immunotherapy. Optimized ACI-24, a vaccine in development for the treatment and prevention of Alzheimer's disease, focuses the antibody response on the first 15 N-terminal amino acids of Abeta (Abeta1-15). Importantly, clinical data with an initial version of ACI-24 incorporating Abeta1-15, established the vaccine's safety and tolerability with evidence of immunogenicity.

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Olmsted syndrome is a rare genodermatosis. Palmoplantar keratoderma and periorificial keratodermic plaques are the most important clinical findings. Additional findings associated with a large number of systems may accompany such as teeth, nail deformities, alopecia, mental retardation, and bone-joint anomalies.

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Article Synopsis
  • Paroxysmal nocturnal hemoglobinuria (PNH) is a complex genetic disorder that can lead to serious complications like blood clots, and recent studies show positive results from a treatment called eculizumab.
  • In a study of 138 PNH patients treated with eculizumab in Turkey from 2008 to 2018, common symptoms included fatigue and hemoglobinuria, with significant improvements in hemoglobin and lactate dehydrogenase levels noted after seven months of therapy.
  • The findings suggest that eculizumab is effective and well-tolerated, with minimal serious adverse events reported among the patients.
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Despite major advancements in the fabrication of low-surface-energy surfaces, the environmental consequences of their fabrication can be a serious issue, particularly in an industrial context. This is especially the case for fluorine-based coatings, which often require fluorinated solvents for their processing and applications. These solvents are not only detrimental to the ozone layer but also represent a potential workplace hazard because they tend to bioaccumulate.

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Cells are powerful carriers that can help to improve the delivery of nanomedicines. One approach to use cells as carriers is to immobilize the nanoparticulate cargo on the cell surface. While a plethora of chemical conjugation strategies are available to bind nanoparticles to cell surfaces, only relatively little is known about the effects of particle size and cell type on the surface immobilization of nanoparticles.

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Delivery of therapeutics to the central nervous system (CNS) is challenging due to the presence of the blood-brain barrier (BBB). Amongst various approaches that have been explored to facilitate drug delivery to the CNS, the use of cells that have the intrinsic ability to cross the BBB is relatively unexplored, yet very attractive. This paper presents a first proof-of-concept that demonstrates the feasibility of activated effector/memory CD4 helper T cells (CD4 T cells) as carriers for the delivery of polymer nanoparticles across the BBB.

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Purpose: Early comorbidity detection has been reported to be associated with treatment-related outcomes in several diseases. Two main goals of the present study were to investigate both the impact of comorbidities and transfusion frequencies on the survival and quality of life of patients with myelodysplastic syndromes (MDS).

Methods: One hundred and four MDS patients with a median International Prognostic Scoring System (IPSS) score of 0.

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Objective: The aim of the present study was to evaluate the efficacy and safety of eltrombopag, an oral thrombopoietin receptor agonist, in patients with chronic immune thrombocytopenia (ITP).

Materials And Methods: A total of 285 chronic ITP patients (187 women, 65.6%; 98 men, 34.

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Objective: This study was conducted with the aim of making the contribution to a decision for treatment and determination of the modalities in patients diagnosed with non-Hodgkın lymphoma which increasingly become widespread in the geriatric population.

Materials And Methods: Ninety-one patients aged over 65 years diagnosed with lymphoma and treated in Bezmialem Vakıf University Medical Faculty Hospital and Haseki Training and Research Hospital between 2008 and 2013 were retrospectively evaluated. Finally, 63 patients for whom data could be reached were included in the study.

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