Publications by authors named "Derya Yildirim"

Objectives: To evaluate the incidence and characteristics of severe infections in rheumatic patients receiving biologic disease-modifying anti-rheumatic drugs (bDMARDs) after kidney transplantation.

Methods: This multicenter, retrospective study included 38 patients who had undergone kidney transplantation and received bDMARDs for rheumatic diseases. Demographic, clinical, and treatment data were collected.

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Inhibitors of ʟ-lactate transport are in development as a novel mode of action in antitumor therapy and malaria. Previously, we used radiolabeled ʟ-lactate to assay transport via the human monocarboxylate transporter 1, MCT1, and the structurally unrelated malaria parasite's transporter, PfFNT. We encountered a sensitivity limit at IC50 around 100 nM possibly resulting from the required high cell number per sample.

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Article Synopsis
  • Rheumatoid arthritis (RA) is an autoimmune disease that primarily affects the joints, particularly in the hands and wrists, leading to significant disability and pain.
  • The study aimed to evaluate wrist sensory and motor functions in RA patients compared to healthy controls, using various strength and pain assessment methods.
  • Results showed that RA patients had reduced wrist muscle strength and joint position sense, highlighting the need for comprehensive wrist evaluations and targeted exercises in their treatment plans.
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  • The study investigates the relationship between Familial Mediterranean fever (FMF), a severe inflammatory condition, and the risk of cancer development compared to other diseases like fibromyalgia, Still's disease, and Behçet's disease.
  • Results show that FMF patients have a significantly lower risk for malignancies compared to fibromyalgia patients, with a risk ratio (RR) of 0.26; however, this risk is less clear when comparing with the other conditions.
  • Factors influencing cancer risk in FMF patients include age at onset and diagnosis, frequency of disease attacks, and treatment with specific biotechnological agents.
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Purpose: The clinical relevance of human leukocyte antigen (HLA) subtypes such as HLA-B51 on Behçet's disease (BD)-related uveitis and non-infectious uveitis (NIU) unrelated to BD remains largely unknown.

Methods: Data were prospectively collected from the International AIDA Network Registry for BD and for NIU. We assessed differences between groups (NIU unrelated to BD and positive for HLA-B51, BD-related uveitis positive for HLA-B51 and BD-related uveitis negative for HLA-B51) in terms of long-term ocular complications, visual acuity (VA) measured by best corrected visual acuity (BCVA), anatomical pattern, occurrence of retinal vasculitis (RV) and macular edema over time.

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Objective: To analyze antiphospholipid antibody (aPL)-positive patients using the 2023 American College of Rheumatology/The European Alliance of Associations for Rheumatology (ACR/EULAR) antiphospholipid syndrome (APS) classification criteria and compare the revised Sapporo criteria and the 2023 ACR/EULAR criteria and evaluate whether the 2023 ACR/EULAR criteria provide added value over the revised Sapporo criteria.

Methods: In this descriptive study, 94 aPL-positive patients (with or without APS diagnosis) were identified from two hospital-based registries (Gazi and Hacettepe University). Patients were classified into four groups to compare both criteria sets.

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Background: We aimed to investigate coronavirus diease 2019 (COVID-19) outcomes in patients with amyloid A protein (AA) amyloidosis secondary to rheumatic diseases and discuss factors associated with disease course.

Methods: A retrospective cohort was formed from adult patients with a diagnosis of AA amyloidosis. In patients with a positive severe acute respiratory syndrome coronavirus 2 polymerase chain reaction (PCR) test, rates of hospitalization, intensive care unit admission and mortality due to COVID-19 were collected from medical records.

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Objective: The present study aims to determine the frequency of vascular calcification in Takayasu arteritis (TA) and the risk factors for it and to evaluate its relation with atherosclerotic predictors such as metabolic syndrome (MS), left ventricular mass index (LVMI) and carotid intima-media thickness (CIMT).

Methods: A cross-sectional study was conducted in patients with TA; MS was defined according to the US National Cholesterol Education Program/Adult Treatment Panel III (NCEP/ATP III) criteria. The study included 49 TA patients (22 with MS, 27 without MS) and 31 healthy controls (HCs).

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Objectives: To evaluate the use of calcineurin inhibitors (CNIs), specifically tacrolimus, in unplanned pregnancies with active lupus disease among patients with systemic lupus erythematosus (SLE).

Materials And Methods: The study includes data from pregnancies in women diagnosed with SLE at Gazi University Hospital in Ankara, Türkiye, between January 2010 and July 2022. The study categorized pregnancies into planned and unplanned groups based on lupus nephritis presence, emphasizing the need for inactive lupus disease for at least 6 months before attempting conception in planned pregnancies.

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Article Synopsis
  • - VEXAS syndrome is a new autoinflammatory disease that often affects various organs, with noticeable inflammatory issues in the eyes and orbits.
  • - In a study of 59 VEXAS patients, 45.8% exhibited orbital/ocular problems, with periorbital edema and episcleritis being the most common conditions observed.
  • - There is a significant link between relapsing polychondritis and eye involvement in VEXAS, and patients with eye issues showed higher mortality rates, indicating the need for closer monitoring by healthcare providers.
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Objective: Familial Mediterranean fever (FMF) is the most common monogenic autoinflammatory disease. Colchicine is the primary treatment for FMF, although some patients do not respond well or are unable to tolerate it. For these patients, the addition of interleukin-1 (IL-1) antagonists is the preferred option.

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Psoriasis is a chronic autoimmune disease that predominantly affects the skin and musculoskeletal system. We hypothesized that HMGB1, an inflammatory nuclear protein, may play a role in the musculoskeletal involvement of psoriasis. Forty patients with psoriasis and 45 with psoriatic arthritis were involved in the study; the results were compared with 22 healthy controls.

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Aims: The aim of our study is to evaluate the differences in effectiveness, dosage, and side effect profiles in the use of colchicine preparations and evaluate the superiority of compressed colchicine tablets in familial Mediterranean fever (FMF) patients with resistance or intolerance to coated colchicine tablets.

Materials And Methods: Patients who were diagnosed with FMF according to the Tel Hashomer criteria, aged 18 years and older, and switched from compressed colchicine to coated colchicine tablets in the rheumatology clinic of Gazi University were identified. The daily colchicine dose and FMF attack frequency before and after switching from coated colchicine tablets to compressed colchicine tablets were compared.

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Objective: Behçet's Disease (BD) is a chronic multisystem vasculitis that manifests with destructive inflammation affecting the eyes, central nervous system, and blood vessels. The pathology of vein involvement in BD is poorly characterized. Magnetic resonance (MR) venography gives more comprehensive information about deep veins and adjacent tissues.

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Objectives: Colchicine is the mainstay of familial Mediterranean fever treatment and interleukin (IL-1) antagonists are the treatment of choice in resistant patients. We aimed to investigate efficacy of IL-1 antagonists in the prevention of damage, as well as the causes of treatment failure.

Methods: A total of 111 patients fulfilling Euro fever and Tel-Hashomer criteria and treated with IL-1 antagonists were included in the study.

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Objective: To investigate the effectiveness of 2-dimensional shear wave elastography (2D-SWE) in the assessment of lacrimal gland involvement in primary Sjögren's syndrome (pSS) and to determine the association between ultrasonographic findings and clinical activity measures.

Method: Forty-six patients who fulfilled the 2016 American College of Rheumatology/European League Against Rheumatism (EULAR) classification criteria of pSS and 23 age and gender-matched healthy control subjects were enrolled. Clinical, laboratory and labial biopsy histopathologic characteristics of patients were recorded.

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Background: Familial Mediterranean fever [FMF] is the most common autoinflammatory disease characterized by inflammatory attacks of fever and polyserositis. Patients' quality of life is significantly affected due to recurrent excruciating pain attacks and complications. This study is performed to evaluate the parameters most affecting patients' satisfaction from treatment.

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Objective: The present manuscript aims to describe an international, electronic-based, user-friendly and interoperable patient registry for monogenic autoinflammatory diseases (mAIDs), developed in the contest of the Autoinflammatory Diseases Alliance (AIDA) Network.

Methods: This is an electronic platform, based on the Research Electronic Data Capture (REDCap) tool, used for real-world data collection of demographics, clinical, laboratory, instrumental and socioeconomic data of mAIDs patients. The instrument has flexibility, may change over time based on new scientific acquisitions, and communicate potentially with other similar registries; security, data quality and data governance are corner stones of the platform.

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Patients with familial Mediterranean fever and spondylitis often fail to respond to conventional and biologic therapies. Achieving remission in these patients usually requires conventional and biologic treatment combinations. Combination of biologic agents may be a promising option for patients with familial Mediterranean fever and spondylitis who have refractory disease.

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Objective: The aim of this paper is to present the AutoInflammatory Disease Alliance (AIDA) international Registry dedicated to Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic (VEXAS) syndrome, describing its design, construction, and modalities of dissemination.

Methods: This Registry is a clinical, physician-driven, population- and electronic-based instrument designed for the retrospective and prospective collection of real-life data. Data gathering is based on the Research Electronic Data Capture (REDCap) tool and is intended to obtain real-world evidence for daily patients' management.

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Objectives: To evaluate the impact of familial Mediterranean fever (FMF) features on the clinical course and outcomes of coronavirus disease 2019 (COVID-19) and clinical course of FMF after COVID-19.

Methods: Consecutive FMF patients with COVID-19 were enrolled from three referral hospitals. Clinical features of FMF and detailed COVID-19 information were obtained from patient interviews and medical records.

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Objective: This paper points out the design, development and deployment of the AutoInflammatory Disease Alliance (AIDA) International Registry dedicated to pediatric and adult patients affected by Undifferentiated Systemic AutoInflammatory Diseases (USAIDs).

Methods: This is an electronic registry employed for real-world data collection about demographics, clinical, laboratory, instrumental and socioeconomic data of USAIDs patients. Data recruitment, based on the Research Electronic Data Capture (REDCap) tool, is designed to obtain standardized information for real-life research.

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Aims: Focal segmental glomerulosclerosis (FSGS) is the common cause of chronic renal disease worldwide. Although there are many etiologic factors which have common theme of podocyte injury conclusive etiology is not clearly understood. In this study, we aimed to explore the role of autophagy in the pathogenesis of podocyte injury, which is the key point in disease progression, and the roles of intrarenal microRNAs and the prorenin receptor (PRR) in the 5/6 nephrectomy and adriamycin nephropathy models of FSGS.

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