Fatih Özdener

Dr. Fatih Özdener

orcid

Research Focus & Metrics

Academic Career Length

25Years (2002-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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24 April 2021 in Developmental Neurorehabilitation
Verified
Journal Article
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ABAdnan Barutcu
Adnan Barutcu
SBSaliha Barutcu
Saliha Barutcu
SKSafi Kolkiran
Safi Kolkiran
FÖFatih Özdener
Fatih Özdener
In this study, we investigated the relationship of demographic variables with mental disorders generally encountered by the caregivers. The cohort includes 109 caregivers (38.53 ± 9.62 year-old) of pediatric cerebral palsy patients (1–18 year-old) taken more than 3 months of caregiving. Data were obtained via face-to-face interviews and a 13-questioned survey followed by a statistical correlation with Zarit-Caregiver-Burden-Scale (Zarit-CBS), Beck Anxiety Inventory (BAI), and Beck Depression Inventory-II scores (BDI-II). BAI scores were lower in the case of collaborative caregiving (p = .034) and a better financial status (p = .045) but higher in families having more than 1 disabled child (p = .019). Zarit-CBS scores were significantly higher in caregiving mothers with older age (p = .027) and lower in families having only 1 disabled child (p = .025). Mental disorders related to caregiving are dependent on the burden directed on the caregivers and having collaboration decreases anxiety. Medical assistance should be provided to caregivers showing signs of a mental disorder.

30 June 2021 in Neuropediatrics
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HChasret ayyıldız civan
hasret ayyıldız civan
GBGonca Bektas
Gonca Bektas
ADAli Evrim Dogan
Ali Evrim Dogan
FÖFatih Özdener
Fatih Özdener
Aim The prevalence of congenital cerebral palsy (CP) worldwide ranges from 0.15 to 0.4%. CP causes several gastrointestinal complications that inhibit normal eating behavior. This single-center observational study aimed to determine the tolerability and benefits of percutaneous endoscopic gastrostomy (PEG) in pediatric CP patients with malnutrition. Materials and Methods The study included 41 pediatric CP patients with malnutrition. All patient data were retrospectively obtained from Bakırköy Dr. Sadi Konuk Research and Training Hospital, Department of Pediatric Gastroenterology, Hepatology, and Nutrition, Istanbul, Turkey. In addition to baseline measurements of weight, height, triceps skinfold thickness, 1,25-hydroxyvitamin D3, folate, iron, zinc, vitamin B12, hemoglobin, and mean corpuscular volume, data analyzed included follow-up measurements recorded at 3 and 6 months of PEG (standard polymeric enteral supplementation as 1.0 kcal mL–1). Results There was significant improvement in both height, weight, and triceps skinfold thickness in all patients at 3 and 6 months of PEG (p < 0.05). In terms of blood parameters, there was not significant improvement, except that the number of patients with a low hemoglobin count significantly decreased at 3 and 6 months of (p = 0.022). Moreover, the number of patients with vomiting after PEG also significantly decreased at 3 and 6 months of (p = 0.004). Conclusion PEG significantly improves malnutrition in pediatric CP patients and does not cause any major complications. Based on these findings, we think PEG is a beneficial and cost-effective intervention with a high rate of tolerability in pediatric CP patients with malnutrition. All authors contributed to the conception and design of the work, interpretation of data, drafting the work, and revising it critically for important intellectual content. H.A.C. and G.B. contributed to retrospective acquisition of the data. All authors validate the final approval of the version to be published and agreed to be accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved. The authors declare there are no financial or otherwise—related to the material presented herein. This study was conducted according to the guidelines laid down in the Declaration of Helsinki and all procedures involving research study participants were approved by the Bakirköy Dr. Sadi Konuk Research and Training Hospital Ethics Committee (decision number 2019–23–11, dated 25/11/2019). Written informed consent was obtained from all patients. Received: 03 December 2020 Accepted: 11 April 2021 Publication Date: 30 June 2021 (online) © 2021. Thieme. All rights reserved. Georg Thieme Verlag KG Rüdigerstraße 14, 70469 Stuttgart, Germany

17 May 2022 in Journal of Pediatric Infectious Diseases
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Journal Article
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MBmeryem keceli basaran
meryem keceli basaran
CDCaner Dogan
Caner Dogan
ASAlihan Sursal
Alihan Sursal
FÖFatih Özdener
Fatih Özdener
Objective Rotavirus is a highly infectious and prevalent ribonucleic acid (RNA) virus that causes fatal gastroenteritis in children. Despite vitamin D deficiency is associated with susceptibility to infections, the relationship between ferritin and vitamin B12 levels is not known. This study aimed to investigate and compare the effect of rotavirus on micronutrient levels, atopy, and the frequency of allergic diseases in children with rotavirus.Methods There were rotavirus gastroenteritis (RVG) (N = 92) and non-rotavirus (control) groups (N = 95). Serum micronutrient levels (B12, ferritin, and 25-hydroxyvitamin D [25-OH-D3]) were checked during the first control after gastroenteritis healed. Patients were also examined for allergic diseases on an average of 17 (14–32) months following rotavirus infection. Serum immunoglobulin E (IgE), eosinophil count, and percentage were analyzed. Skin tests and respiratory function tests were also performed on patients with allergic disease and asthma symptoms.Results Mean ferritin, B12, and 25-OH-D3 levels were lower in the RVG group compared with the control group. Allergic diseases in the RVG group were more frequent than in the control group. The prevalence of the allergic disease in the RVG group was 16.3%, as opposed to 5.2% in the control group (p = 0.014). The IgE level was significantly higher in the RVG group.Conclusion Children with rotavirus infection should be followed closely in terms of allergic diseases and micronutrient deficiency. Furthermore, rotavirus infection should be prevented in the society and early treatment should be made available via tests detecting micronutrient deficiency.

4 December 2022 in Cureus
Verified
Journal Article
Open access
DTDidem Taşkın
Didem Taşkın
ASAlihan Sursal
Alihan Sursal
ADAli E Doğan
Ali E Doğan
FÖFatih Özdener
Fatih Özdener
Celiac disease (CD) is a rather frequent chronic autoimmune disease that causes impaired growth in children. The present study aims to evaluate patients’ condition after diagnosis cross-sectionally and determine the factors affecting prognosis. Control visits were performed at the end of the 13-month intervention period. The study was designed as a single-center retrospective study and included patients diagnosed with CD. The study cohort consisted of 211 patients aged 1 to 18 years. Statistical parameters include Helicobacter positivity, Marsh classification; economic status; and body mass index (BMI) z-score, weight z-score, and height z-score to observe the difference between admission and follow-up. Treatment adherence is one of the most critical factors influencing improvement in developmental parameters during control visits (p<0.033). It was observed that the weight z-scores at the control visit deteriorated significantly with a longer duration of complaints (p=0.033). Better improvement of control visit BMI z-scores among patients with complaints compared to asymptomatic patients (p=0.036) indicate the importance of early diagnosis in asymptomatic cases. Developmental parameters of patients with CD without growth retardation (GR) show faster improvement compared to patients with GR (p<0.001). Families with good socioeconomic status can easily adapt to the diet by reaching a greater variety of gluten-free products, so anthropometric measurements are observed to be significantly higher at the control visit (p<0.002). Treatment adherence is the most critical factor for improvement in CD treatment, as in all treatments. In addition, the investigation of suspected, additional disease symptoms during the follow-up of a CD patient is also of great importance for early diagnosis. The importance of early diagnosis has been emphasized in terms of anthropometric improvement in asymptomatic CD cases.

30 September 2002 in BMB Reports
Verified
Journal Article
Open access
FÖFatih Özdener
Fatih Özdener
SKSatya P. Kunapuli
Satya P. Kunapuli
JDJames L. Daniel
James L. Daniel
Phospholipase C-gamma-2 (PLCgamma2) activation is a key signaling event for many cell functions. In order to delineate the pathways that lead to PLCgamma2 activation, we devised a quick method for obtaining sufficient PLCgamma2. We obtained the full-length cDNA for human PLCgamma2 and expressed it in E. coli using the expression vector pT5T. To enhance the protein expression, tandem AGG-AGG arginine codons at the amino acid positions 1204-1205 were replaced by CGG-CGG arginine codons. The protein expression was detected in a Western blot analysis by both anti-PLCgamma2 antibodies and the antibodies that are raised against the tripeptide epitope (Glu-Glu-Phe) tag that are genetically-engineered to its carboxyl terminal. Crude lysates that were prepared from bacteria that express PLCgamma2 were found to catalyze the hydrolysis of phosphatidylinositol 4,5 bisphosphate. Similar to previous reports on PLCgamma2 that is isolated from mammalian tissue, the recombinant enzyme was Ca2+ dependent with optimal activity at 1-10 microM Ca2+.

1 December 2019 in Journal of Urological Surgery
Verified
Journal Article
Closed access
FÖFatih Özdener
Fatih Özdener
ASAlihan Sursal
Alihan Sursal
FNFehmi Narter
Fehmi Narter