Faculty of Medicine

Academic Members

Prof. Ozan  Özkaya

Prof.
Ozan Özkaya

Çocuk Nefrolojisi (Çocuk Sağlığı ve Hastalıkları)

Ozan Özkaya graduated from Zonguldak TED College in 1986, and from Uludağ University Faculty of Medicine in 1992. She completed pediatric residency training in 1998, and pediatric nephrology fellowship programme in 2002 at Gazi University. After her fellowship, she joined Ondokuz Mayıs University Faculty of Medicine in 2002. She became associate professor in 2005 and Professor in 2011 at the same university. She received “Young Researcher Award” in 2005, and the “Best Presentation” First Prize in 2014, 2016 given by Turkish Society of Pediatric Nephrology. She also received numerous national and international awards for her scientific researchs. She became pediatric rheumatologist in 2011 and worked as visiting observer in NewYork University, Langone Medical Center, Dept.of Pediatric Rheumatology in 2012. She served as the head of Division of Pediatric Nephrology and Rheumatology at Ondokuz Mayıs University between 2002-2012. She also served at various administrative duties such as member of Medical Education Governence and Curriculum Committee at the same university. After running of the head of Department of Pediatrics in Okmeydanı Training and Research Hospital, she was appointed at İstinye University Hospital at 2017. She is a member of International Societies such as European Society of Pediatric Nephrology, International Pediatric Association, European Dialysis and Transplant Association. She has published more than 95 papers in pediatric nephrology and rheumatology with more than 2500 citations. Her areas of interests are renal stone diseases, kidney transplantation, Henoch-Schonlein nephritis, and Familial Mediterranean Fever .

Araştırma Alanları

  • Congenital anomalies of urinary system
  • Renal parenchymal diseases
  • Glomerular diseases
  • Tubulointersitital diseases
  • Cytic diseases of kidney
  • Juvenile idiopathic arthritis
  • Familial mediterranean fever

Çalışma Alanları

  • Sağlık Bilimleri Temel Alanı
  • Çocuk Nefrolojisi (Çocuk Sağlığı ve Hastalıkları)
  • Kidney transplantation in children and adolescents with C3 glomerulopathy or immune complex membranoproliferative glomerulonephritis: a real-world study within the CERTAIN research network, 2024
  • Kidney transplantation in children and adolescents with C3 glomerulopathy or immune complex membranoproliferative glomerulonephritis: a real-world study within the CERTAIN research network, 2024
  • 9.5-year-old boy with recurrent neurological manifestations and severe hypertension, treated initially for polyarteritis nodosa, was subsequently diagnosed with adenosine deaminase type 2 deficiency (DADA2) which responded to anti-TNF-α, 2024
  • Metabolic Acidosis Is Associated With an Accelerated Decline of Allograft Function in Pediatric Kidney Transplantation, 2024
  • Steroid-Resistant Nephrotic Syndrome due to NPHS2 Variants Is Not Associated With Posttransplant Recurrence, 2024
  • MIS-C Treatment: Is glucocorticoid monotherapy enough for mild cases?, 2024
  • Managing recurrent parvovirus B19-associated anemia after a pediatric kidney transplant., 2024
  • Evaluation of the risk factors for BK virus-associated hemorrhagic cystitis in pediatric bone marrow transplantation patients: Does post-transplantation cyclophosphamide increase the frequency, 2023
  • A case of Bartonellosis mimicking systemic lupus erythematosus, 2023
  • Neuropsychiatric involvement in juvenile-onset systemic lupus erythematosus:A multicenter study, 2023
  • Çocuklarda Annelerin Besleme Davranışları ve Kaygı Durum Değerlendirilmesi, 2022
  • The Effects of Joint Hypermobility on Quality of Life in Healthy School Children, 2022
  • A single-center kidney transplantation experience in children with low weight: is low weight a contraindication?, 2022
  • Periton Diyalizi Programında İzlenen Kronik Böbrek Yetersizlikli Çocuklarda Sol Ventrikül Geometrisinin Değerlendirilmesi, 2021
  • Yilmaz B, Ozkaya O, Islek I. Nephrotic syndrome following hepatitis B vaccination: A 17-year follow-up., 2021
  • A 9.5-year-old boy with recurrent neurological manifestations and severe hypertension, treated initially for polyarteritis nodosa, was subsequently diagnosed with adenosine deaminase type 2 deficiency (DADA2) which responded to anti-TNF-α, 2020
  • Cardiac functions in children with steroid-sensitive nephrotic syndrome, 2020
  • Cardiac Functions in Children with Steroid Sensitive Nephrotic Syndrome, 2020
  • Is N-terminal pro-brain natriuretic peptide a reliable marker for body fluid status in children with chronic kidney disease?, 2020
  • Diagnostic utility of a targeted next-generation sequencing gene panel in the clinical suspicion of systemic autoinflammatory diseases: a multi-center study, 2019
  • Diagnostic utility of a targeted next-generation sequencing gene panel in the clinical suspicion of systemic autoinflammatory diseases: a multi-center study, 2019
  • Clinical Characteristics of Urinary Tract Infectionsin a Tetiary Center, 2019
  • Retinal Distrofili Hastada Senior Loken Sendromu. Boğa A, Okumuş Ö, Karacı M,Yaşar A, Toksoy S,Özkaya O, 2019
  • Şahin E, Bayram B, Yüce N,Okumuş Ö, Ezgü FS, Ozkaya O. İdrar renginde koyulaşmanın nadir bir nedeni: Alkaptonüri. İKSST Derg 2017, 9(1)37-39, 2019
  • Illeez OG, Ozkan FU, Ozkaya O, Aktas I, Ozkan K. Bilateral Idiopathic Carpal Tunnel Syndrome in a 4-Year-Old Girl. J Trop Pediatr. 2017 Feb63(1):78-81., 2019
  • Erken Yaşta Tanı Alan Bir Glutarik Asidüri Tip 1 Olgusu, 2018
  • Evaluation of the Quality of Life of Patients Followed up with Diagnosis of Type 1 Diabetes Mellitus, 2018
  • Nutcracker Syndrome in Children: Role of Doppler Ultrasonographic Indices in Detecting the Pattern of Symptoms., 2018
  • Evaluation of the Quality of Life of Patients Followed up with Diagnosis of Type 1 Diabetes Mellitus, 2018
  • Efficacy of anakinra in a patient with systemic amyloidosis presenting as amyloidoma, 2018
  • Disseminated fungal infection by Aureobasidium pullulans in a renal transplant recipient, 2018
  • Nutcracker Syndrome in Children: Role of Doppler Ultrasonographic Indices in Detecting the Pattern of Symptoms, 2018
  • The role of bioelectrical impedance analysis, NT-ProBNP and inferior vena cava sonography in the assessment of body fluid volume in children with nephrotic syndrome., 2018
  • Tip 1 Diyabetes Mellitus Tanısı ile İzlenmekte Olan Hastaların Yaşam Kalitesi Düzeylerinin Değerlendirilmesi, 2018
  • Disseminated fungal infection by Aureobasidium pullulans in a renal transplant recipient., 2018
  • Assessment of bioelectrical impedance analysis for determining dry weight in pediatric hemodialysis patients single center experience, 2018
  • The role of bioelectrical impedance analysis, NT-ProBNP and inferior vena cava sonography in the assessment of body fluid volume in children with nephrotic syndrome, 2018
  • Efficacy of anakinra in a patient with systemic amyloidosis presenting as amyloidoma, 2018
  • Disseminated fungal infection by Aureobasidium pullulans in a renal transplant recipient., 2018
  • Bilateral Idiopathic Carpal Tunnel Syndrome in a 4-Year-Old Girl, 2017
  • Variability of diagnostic criteria and treatment of idiopathic nephrotic syndrome across European countries, 2017
  • Long QT syndrome diagnosed in two sisters with propionic acidemia: a case report, 2017
  • Long QT syndrome diagnosed in two sisters with propionic acidemia: a case report, 2017
  • Variability of diagnostic criteria and treatment of idiopathic nephrotic syndrome across European countries, 2017
  • Retinal dystrophy patient Senior Loken Syndrome, 2017
  • Single port laparoscopic and open surgical accesses of chronic peritoneal dialysis in children: A single center experience over 12 years, 2016
  • Kidney injury molecule-1 and neutrophil gelatinase associated lipocalin in normoalbuminuric diabetic children, 2016
  • Single port laparoscopic and open surgical accesses of chronic peritoneal dialysis in children: A single center experience over 12 years, 2016
  • Spectrum of Steroid-Resistant and Congenital Nephrotic Syndrome in Children: The PodoNet Registry Cohort, 2015
  • Success of eculizumab in the treatment of atypical hemolytic uremic syndrome, 2015
  • Urinary Tract Infections in Children with Horseshoe Kidneys: A Single-Center with 5 Years Experience, 2015
  • Familial Mediterranean fever with a single MEFV mutation: comparison of rare and common mutations in a Turkish paediatric cohort, 2015
  • Urinary Tract Infections in Children with Horseshoe Kidneys: A Single-Center with 5 Years Experience, 2015
  • Lineer Skleroderma: Nasıl Tedavi Edelim?, 2015
  • Familial Mediterranean fever with a single MEFV mutation: comparison of rare and common mutations in a Turkish paediatric cohort., 2015
  • title iADCK4/i -Associated Glomerulopathy Causes Adolescence-Onset FSGS/title, 2015
  • Success of eculizumab in the treatment of atypical hemolytic uremic syndrome, 2015
  • Spectrum of Steroid-Resistant and Congenital Nephrotic Syndrome in Children: The PodoNet Registry Cohort, 2015
  • Plasma cell-free DNA levels in children with Henoch Schonlein purpura, 2014
  • The effect of simvastatin and erythropoietin on renal fibrosis in rats with unilateral ureteral obstruction, 2014
  • Eculizumab therapy in a patient with dense-deposit disease associated with partial lipodystropy, 2014
  • Effect of creatine and pioglitazone on Hk-2 cell line cisplatin nephrotoxicity, 2014
  • Effect of free creatine therapy on cisplatin-induced renal damage, 2014
  • Novel NLRP12 mutations associated with intestinal amyloidosis in a patient diagnosed with common variable immunodeficiency, 2014
  • Functional Capacity, Strength, and Quality of Life in Children and Youth With Familial Mediterranean Fever, 2014
  • Novel NLRP12 mutations associated with intestinal amyloidosis in a patient diagnosed with common variable immunodeficiency, 2014
  • FMF50: a score for assessing outcome in familial Mediterranean fever, 2014
  • Genotype–phenotype associations in WT1 glomerulopathy, 2014
  • Effect of free creatine therapy on cisplatin-induced renal damage, 2014
  • Effect of creatine and pioglitazone on Hk-2 cell line cisplatin nephrotoxicity, 2014
  • The effect of simvastatin and erythropoietin on renal fibrosis in rats with unilateral ureteral obstruction, 2014
  • Eculizumab therapy in a patient with dense-deposit disease associated with partial lipodystropy, 2014
  • Familial Mediterranean Fever, Polyarteritis Nodosa and Mefv Mutations, 2013
  • Helicobacter Pylori Infection in Children on Dialysis Because of Chronic Renal Failure, 2013
  • Kidney Injury Molecule-1 as a Promising Biomarker for Acute Kidney Injury in Premature Babies, 2013
  • Hemolytic uremic syndrome outbreak in Turkey in 2011, 2013
  • A rare cause of nephrotic syndrome in a 14-year-old boy: Questions, 2013
  • Genetic screening in adolescents with steroid-resistant nephrotic syndrome, 2013
  • Urinary Neutrophil Gelatinase-Associated Lipocalin in Septic Preterm Babies: A Preliminary Study, 2013
  • An uncommon cause of acute kidney injury in young children: Cystinuria, 2013
  • Renal Vein Transposition in Nutcracker Syndrome, 2013
  • Enuresis: Is bedwetting really isolated or not ?, 2013
  • A rare cause of nephrotic syndrome in a 14-year-old boy: Questions, 2013
  • An uncommon cause of acute kidney injury in young children: Cystinuria, 2013
  • Hemolytic uremic syndrome outbreak in Turkey in 2011, 2013
  • Urinary Neutrophil Gelatinase-Associated Lipocalin in Septic Preterm Babies: A Preliminary Study, 2013
  • Kidney Injury Molecule-1 as a Promising Biomarker for Acute Kidney Injury in Premature Babies, 2013
  • Genetic screening in adolescents with steroid-resistant nephrotic syndrome, 2013
  • Vaccination Status of Children Considered for Renal Transplant: Missed Opportunities for Vaccine Preventable Diseases, 2012
  • Hyperkalaemia in a female patient with systemic lupus erythematosus: answers, 2012
  • Hyperkalaemia in a female patient with systemic lupus erythematosus: questions, 2012
  • Is Serum Cystatin C a Better Marker than Serum Creatinine for Monitoring Renal Function in Pediatric Intensive Care Unit?, 2012
  • Kronik böbrek yetmezliği nedeni ile diyaliz yapılan çocuklarda Helikobakter Pilori enfeksiyonu, 2012
  • SARCOID UVEITIS SIMULATING BIRDSHOT CHORIORETINOPATHY IN A CHILD, 2012
  • Temporary Peritoneal Dialysis in Newborns and Children: A Single-Center Experience over Five Years, 2012
  • Is Serum Cystatin C a Better Marker than Serum Creatinine for Monitoring Renal Function in Pediatric Intensive Care Unit?, 2012
  • Vaccination Status of Children Considered for Renal Transplant: Missed Opportunities for Vaccine Preventable Diseases, 2012
  • Cryptosporidiosis: A rare and severe infection in a pediatric renal transplant recipient, 2012
  • Homozygous M694V as a risk factor for amyloidosis in Turkish FMF patients, 2012
  • Modified Clavien Classification in Percutaneous Nephrolithotomy: Assessment of Complications in Children, 2011
  • Çocukluk çağı sarkoidozu:iki farklı klinik tablo, 2010
  • A Rare Cause of Recurrent Hematuria in Children: Nutcracker Syndrome, 2010
  • Acute renal failure with acyclovir treatment in a child with leukemia, 2010
  • A case of acetaminophen (paracetamol) causing renal failure without liver damage in a child and review of literature, 2010
  • Quality of life in children with chronic kidney disease (with child and parent assessments), 2010
  • Etiology and outcome of acute kidney injury in children, 2010
  • Bir Üniversite Hastanesinde Üç Yıllık Böbrek Nakli Deneyimi., 2009
  • Plasma Cell-Free DNA Levels in Children on Peritoneal Dialysis, 2009
  • Henoch-Schonlein Nephritis: A Nationwide Study, 2009
  • Kronik böbrek yetmezliği olan çocuklarda tükürük sıvı dinamiği ve Ağız salgı profilinin değerlendirilmesi, 2008
  • Enürezis, 2008
  • Karışık bağ dokusu hastalığı, 2008
  • An echocardiographic assessment of cardiac functions and structure in children on dialysis, 2008
  • Characteristics of pruritus in children on peritoneal dialysis, 2008
  • Charcoal haemoperfusion in amitriptyline poisoning: Experience in 20 children, 2008
  • CTLA-449A/G genotype and HLA-DRB1 polymorphisms in Turkish patients with Henoch-Schonlein purpura, 2008
  • MEFV mutations in patients with familial Mediterranean fever in the Black Sea region of Turkey, 2008
  • Osteoprotegerin and RANKL serum levels and their relationship with serum ghrelin in children with chronic renal failure and on dialysis, 2007
  • Diagnostic value of intravenous contrast enhanced power doppler ultrasound in children with acute pyelonephritis, 2007
  • Sürekli Ayaktan Periton Diyalizi Uygulanan Çocuk Hastalarda Peritoneal Fibrozis Gelişiminde Erken Tanı, 2007
  • Henoch-Schönlein Purpura secondary to a vaccine preventable disease: Varicella, 2007
  • Çocuklarda Periton Diyalizi, 2007
  • Recurrent hemolytic uremic syndrome associated with intestinal lymphangiectasia., 2007
  • Protein Z and natural anticoagulants in children on peritoneal dialysis and hemodialysis, 2007
  • Leptin levels in Henoch-Schonlein purpura, 2007
  • Venous collapsibility index changes in children on dialysis, 2007
  • Carbamazepine poisoning managed with haemodialysis and haemoperfusion in three adolescents, 2007
  • Cerebral vasculitis in a child with Henoch-Schonlein purpura and familial Mediterranean fever, 2007
  • Childhood vasculitides in Turkey: a nationwide survey, 2007
  • Percutaneous nephrolithotomy in children: Lessons learned in 5 years at a single institution, 2007
  • Son dönem böbrek yetmezliği gelişen bir primer hiperokzalüri olgusu, 2006
  • Laparoscopic excision of renal hydatid cyst in a preadolescent, 2006
  • Leptin and resistin levels and their relationships with glucose metabolism in children with chronic renal insufficiency and undergoing dialysis., 2006
  • Percutaneous ureterostomy as an effective diversion in a newborn., 2006
  • An unusual cause of acute renal failure in a newborn: hydrometrocolpos, 2006
  • Renal amyloidosis due to pulmonary tuberculosis in a patient with Down syndrome., 2006
  • Low hair selenium and plasma glutathione peroxidase in children with chronic renal failure, 2006
  • Low protein Z levels in children with nephrotic syndrome, 2006
  • Renin-angiotensin system gene polymorphisms: association with susceptibility to Henoch-Schonlein purpura and renal involvement, 2006
  • Low hair selenium and plasma glutathione peroxidase in children with chronic renal failure, 2006
  • Plasma and urinary adrenomedullin levels in children with renal parenchymal scar and vesicoureteral reflux., 2005
  • Plasma and urinary adrenomedullin levels in children with acute pyelonephritis., 2005
  • Plasma and urine nitric oxide levels in healthy Turkish children, 2005
  • The relationship between urinary calcium, sodium, and potassium excretion in full-term healthy newborns., 2005
  • Familial Mediterranean fever (FMF) in Turkey - Results of a nationwide multicenter study, 2005
  • 99mTc ethylene dicysteine scintigraphy for diagnosing cortical defects in acute pyelonephritis: a comparative study with 99mTc dimercaptosuccinic acid, 2004
  • An unusual presentation of familial Mediterranean fever with prolonged hip pain and amyloidosis., 2004
  • Vitamin D receptor gene polymorphism in hypercalciuric children, 2004
  • Sagliker syndrome: Uglifying human face appearance in late and severe secondary hyperparathyroidism in chronic renal failure, 2004
  • Böbreğin gelişiminde Nitrik Oksid’in fizyopatolojik rolü, 2003
  • Polymorphisms in the vitamin D receptor gene and the risk of calcium nephrolithiasis in children., 2003
  • Leptin, soluble leptin receptor, and transforming growth factor-?1 levels in minimal change nephrotic syndrome, 2003
  • Gastric emptying time in renal transplant recipients treated with cyclosporine., 2003
  • Nitrik Oksid Biokimyası ve Sentezi, 2002
  • Unresponsiveness to delayed thrombolytic therapy in infants with renal vein thrombosis, 2002
  • A 10-year-old girl with renal failure and granulomas., 2002
  • Measles: a rare communicable disease in a child with renal transplantation., 2002
  • Increased plasma nitrate levels in patients with crush syndrome in the Marmara earthquake, 2002
  • Changes in Bone Mineral Density, Insulin-Like Growth Factor-1 and Insulin-Like Growth Factor Binding Protein-3 in Kidney Transplant Recipients, 2002
  • Cyclosporine-associated facial paralysis in a child with renal transplant, 2002
  • Primary renal lymphoma and xanthogranulomatous pyelonephritis in childhood, 2002
  • Safety of inhaled corticosteroid therapy in young children with asthma., 2001
  • Two cases with neonatal Bartter syndrome, 2000
  • Serum leptin, melatonin and folat levels in chronic renal failure, 1999
  • Pneumomediastinum and subcutaneous emphysema complicating underdiagnosed asthma attacks, 1998
  • Yenidoğan döneminde bir Wolff-Parkinson-White Sendromu olgusu, 1997
  • HYDATID CYST DISEASE PRESENTING WITH NEPHROTIC SYNDROME IN A CHILD, 1900
  • Frequency of juvenile fibromyalgia syndrome in children with familialMediterranean fever: effects on depression and quality of life, 1900
  • Is carotid artery intimal-medial thickness, a predictor ofcardiovascular changes in hypertensive children with end stage renalfailure?, 1900
  • S8- ÇOCUK VE ERİŞKİN ÇAPRAZ BÖBREK NAKLİ; TEK MERKEZ DENEYİMİ, 2022
  • Sistinüri Tanılı Hastaların Uzun Dönem İzlemi Tek Merkez Deneyimi,
  • HİPERTROFİK KARDİYOMİYOPATİ, PERİKARDİYAL EFÜZYON VE METABOLİK HASTALIK SEMPTOMLARI İLE BAŞVURAN KARNİTİN EKSİKLİĞİ OLGUSU, 2011
  • Effect of Simvastatin and Erithropoetin on Renal Fibrosis in Obstructive Nephropathy, 2010
  • PERKÜTAN NEFROLİTOTOMİDE MODİFİYE CLAVİEN SINIFLAMASI: ÇOCUK HASTALARDA KOMPLİKASYONLARIN DEĞERLENDİRİLMESİ, 2010
  • A SINGLE CENTER STUDY OF THE PATIENTS WITH CYSTINURIA, 2018
  • HENOCH–SCHÖNLEIN PURPURA: CLINICAL COURSE AND EVALUATION OF PREDICTIVE FACTORS FOR THE SYSTEM INVOLVEMENT, 2018
  • THE EVALUATION OF LEFT VENTRICULAR FUNCTIONS IN CHILDREN WITH STEROID-SENSITIVE NEPHROTIC SYNDROME, 2018
  • Validation of inadequate drug response and definition ofcolchicum resistance in FMF, 2013
  • RENAL TRANSPLANTASYONLU BİR HASTADA TAKROLİMUSA BAĞLI GELİŞEN KAFA İÇİ BASINÇ SENDROMU, 2012
  • Steroid Duyarlı Nefrotik Sendromlu Çocuklarda Kardiyak Fonksiyonların Değerlendirilmesi, 2019
  • Steroid Bağımlı Nefrotik Sendromlu Hastalarda Rituksimab Deneyimimiz, 2019
  • THE RESULTS OF RITUXIMAB THERAPY IN THEPATIENTS WITH STEROID DEPENDENT NEPHROTICSYNDROME, 2018
  • Antifosfolipid Sendromu Tanısı Alan Budd Chiarili Çocuk Olgu,
  • Frequent MEFV mutations in Turkish FMF patients, 2002
  • Genetic Analysis of Inherited Autoinflammatory Disorders, 2017
  • COMPARISON OF PRIFLE AND AKIN CRİTERA FOR DIAGNOSING ACUTE KIDNEY INJURY IN NEWBORNS,
  • Nefroloji el kitabı, ISBN: 9786257106351., 2008
  • Nefroloji el kitabı, ISBN: 23393182, 2008
  • Türkiye Milli Pediatri Derneği.Temel Pediatri, ISBN: 9789752778061, 2019
  • Hemodiyaliz Hekimi El kitabı, ISBN: 978-9944-5720-4-0, 2010
  • Çocuklarda Nefrolojik Aciller, ISBN: 2146-8990, 2024
  • Çocuklarda İşeme Bozuklukları, ISBN: 2146-8990, 2024
  • Çocuklarda Böbrek Nakli: Uygulamalar ve Uzun Süre İzlem, ISBN: 2146-8990, 2024
  • Çocuklarda A'dan Z'ye Beslenme, ISBN: 9786257106351., 2020
  • Sözlü Bildiri Birincilik Ödülü,8. Ulusal Çocuk Nefroloji Kongres, 2014
  • Sözlü Bildiri Birincilik Ödülü. NT-proBNP, Kronik Böbrek Hastalarında Vücut Sıvı Durumunun Güvenilir Bir Göstergesi Midir? 9. Ulusal Çocuk Nefroloji Kongresi.24-27 Kasım, 2016, 2016
  • Genç Araştırmacı Ödülü,3. Ulusal Pediatrik Nefroloji kongresi, Antalya, 10-13 Kasım, 2002, 2019
  • Fresenius Medical Care En iyi araştırma ikincilik ödülü, 2000
  • Prof.Dr.Suphi Artunkal teşvik ödülü, 2000
  • Organ Nakli Kuruluşları Koordinayon derneği, En iyi araştırma ikincilik ödülü,19. Ulusal Nefroloji Hipertansiyon Diyaliz ve Transplantasyon Kongresi, Antalya, 2002, 2019
  • Academic Olympics: Dünya 7. liği.1st meeting of Union of Neonatal Perinatal Societies (UNEPS), 2008, Kasım, Roma, 2019
  • 5th International Pedia Mediterranea conference Poster sunumu Birincilik ödülü, 2023