1. Nalcacioglu H, Ozkaya O, Baysal K, Kafali CH, Avci B, Tekcan D, Genc G. 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 (Nephrologia,ba
2. Deschênes G, Vivarelli M, Peruzzi L; ESPN Working Group on Idiopathic Nephrotic Syndrome.. Alpay H, Alvaro Madrid A, Andersen R, Bald M, Benetti E, Berard E, Bockenhauer D, Boyer O, Brackman D, Dossier C, Ekinci Z, Emma F, Enneman B, Espinosa-Roman L,
3. Lipska BS, Ranchin B, Iatropoulos P, Gellermann J, Melk A, Ozaltin F, Caridi G,
Seeman T, Tory K, Jankauskiene A, Zurowska A, Szczepanska M, Wasilewska A,
Harambat J, Trautmann A, Peco-Antic A, Borzecka H, Moczulska A, Saeed B,
Bogdanovic R, Kalyoncu M, Simkova E, Erdogan O, Vrljicak K, Teixeira A, Azocar M, Schaefer F; PodoNet Consortium. Collaborators: Azocar M, Higuita LM, Ranchin B, Fischbach M, Davitaia T, Gellermann J, Oh J, Melk A, Schaefer F, Wigger M, Printza N, Sallay
4. 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 Feb;63(1):78-81.
5. Bıçakcı Ü, Genç G, Tander B, Günaydın M, Demirel D, Özkaya O, Rızalar R, Arıtürk E, Bernay F. Single port laparoscopic and open surgical accesses of chronic peritoneal dialysis in children: A single center experience over 12years. J Minim Access Surg.
6. Ucakturk A, Avci B, Genc G, Ozkaya O, Aydin M. Kidney injury molecule-1 and neutrophil gelatinase associated lipocalin in normoalbuminuric diabetic children. J Pediatr Endocrinol Metab. 2015 Sep 22.
7. Soylemezoglu O, Kandur Y, Duzova A, Ozkaya O, Kasapcopur O, Baskin E, Fidan K, Yalcinkaya F. Familial Mediterranean fever with a single MEFV mutation:comparison of rare and common mutations in a Turkish paediatric cohort. Clin Exp Rheumatol. 2015 May
8. Trautmann A, Bodria M, Ozaltin F, Gheisari A, Melk A, Azocar M, Anarat A, Caliskan S, Emma F, Gellermann J, Oh J, Baskin E, Ksiazek J, Remuzzi G, Erdogan O, Akman S, Dusek J, Davitaia T, Özkaya O, Papachristou F, Firszt-Adamczyk A, Urasinski T, Testa S
9. Baskin E, Gulleroglu K, Kantar A, Bayrakci U, Ozkaya O. Success of eculizumab in the treatment of atypical hemolytic uremic syndrome. Pediatr Nephrol. 2014 Nov 11. [Epub ahead of print] PubMed PMID: 25384530
10. Lipska BS, Ranchin B, Iatropoulos P, Gellermann J, Melk A, Ozaltin F, Caridi, G, Seeman T, Tory K, Jankauskiene A, Zurowska A, Szczepanska M, Wasilewska A, Harambat J, Trautmann A, Peco-Antic A, Borzecka H, Moczulska A, Saeed B, Bogdanovic R, Kalyoncu
11. Bek K, Ozkaya O, Açıkgöz Y, Bedir A, Altuntaş A, Genc G. Plasma cell free DNA levels in children with Henoch Shonlein Purpura. Turkish Journal of Biochemistry. 39(3): 397-400, 2014
12. Genc G,Kilinc V, Bedir A, Ozkaya O.Effect of creatine and pioglitazone on Hk-2 cell line cisplatin nephrotoxicity.Ren Fail. 2014 Aug;36(7):1104-7
13. Genc G, Okuyucu A, Meydan BC, Yavuz O, Nisbet O, Hokelek M, Bedir A, Ozkaya O.Effect of free creatine therapy on cisplatin-induced renal damage.Ren Fail. 2014 Aug;36(7):1108-13
14. Ozen S, Demirkaya E, Duzova A, Erdogan O, Erken E, Gul A, Kasapcopur O, Kasifoglu T, Kisacik B, Ozdogan H, Tunca M, Acikel C; Direskeneli H, Basbozkurt G, Sayarlioglu M, Yuksel S, Yildiz F, Donmez O, Berdeli A, Senel S, Ayaz N, Polat A, Sozeri B, Tabe
15. Borte S, Celiksoy MH, Menzel V, Ozkaya O, Ozen FZ, Hammarström L, Yildiran A. Novel NLRP12 mutations associated with intestinal amyloidosis in a patient diagnosed with common variable immunodeficiency. Clin Immunol. 2014 Oct;154(2):105-11.
16. Alayli G, Durmus D, Ozkaya O, Sen HE, Nalcacioglu H, Bilgici A, Kuru O. Functional capacity, strength, and quality of life in children and youth with familial Mediterranean fever. Pediatr Phys Ther. 2014 Fall;26(3):347-52.
17. Ozkaya O, Nalcacioglu H, Tekcan D, Genc G, Meydan BC, Ozdemir BH, Baysal MK,Keceligil HT. Eculizumab therapy in a patient with dense-deposit disease associated with partial lipodystropy. Pediatr Nephrol. 2014 Jan 26. [Epub ahead of print].
18. Lipska BS, Iatropoulos P, Maranta R, Caridi G, Ozaltin F, Anarat A, Balat A, Gellermann J, Trautmann A, Erdogan O, Saeed B, Emre S, Bogdanovic R, Azocar M, Balasz-Chmielewska I, Benetti E, Caliskan S, Mir S, Melk A, Ertan P, Baskin E, Jardim H, Davita
19. Ekinci Z.Candan C, Alpay H, Canpolat N, Akyüz S, Gündüz Z, Dursun H, Isıyel E, Öktem F, Tabel Y, Akil İ, Delibaş A, Güleroğlu K, akıncı N, Dincel N, Ozkaya O, Söylemezoğlu O Hemolytic uremic syndrome outbreak in Turkey in 2011. Turk J Pediatr (Baskıd
20. Genc G, Avci B, Aygun C, Ozkaya O, Kücüködük S. Urinary NGAL in septic preterm babies: A preliminary study, Am J Perinatol. 2012, DOI: 10.1055/s-0032-1329692
21. Genc G, Ozkaya O, Avci B, Aygun C, Kucukoduk S. Kidney Injury Molecule-1 as a promising biomarker for acute kidney injury in premature babies 2012 Aug 8. [Epub ahead of print]
22. Nalcacioglu H, Tekcan D, Genc G, Comba A, Can Meydan B, Caltepe G, Ozkaya O, Kalayci AG. A rare cause of nephrotic syndrome in a 14-year-old boy: Questions. Pediatr Nephrol. 2012 Aug 24. [Epub ahead of print].
23. Nalcacioglu H, Tekcan D, Genc G, Comba A, Can Meydan B, Caltepe G, Ozkaya O, Kalayci AG. A rare cause of nephrotic syndrome in a 14-year-old boy: Answers. Pediatr Nephrol. 2012 Aug 24. [Epub ahead of print]
24. Nalcacioglu H, Ozden E, Genc G, Yakupoglu YK, Sarikaya S, Ozkaya O. An uncommon cause of acute kidney injury in young children: Cystinuria. J Pediatr Urol. 2012 Oct 22. [Epub ahead of print]
25. Genc G, Ozkaya O, Aygun C, Yakupoglu YK, Nalcacioglu H. Vaccination status of children considered for renal transplants: missed opportunities for vaccine preventable diseases. Exp Clin Transplant. 2012 Aug;10(4):314-8.
26. Asilioglu N, Acikgoz Y, Paksu MS, Gunaydin M, Ozkaya O. Is Serum Cystatin C a Better Marker than Serum Creatinine for Monitoring Renal Function in Pediatric Intensive Care Unit? J Trop Pediatr. 2012 Apr 23. [Epub ahead of print]
27. Genc G, Bicakci U, Gunaydin M, Tander B, Aygun C, Ozkaya O, Rizalar R, Ariturk E, Kucukoduk S, Bernay F. Temporary peritoneal dialysis in newborns and children: a single-center experience over five years. Ren Fail. 2012;34(9):1058-61. doi: 10.3109/08
28. Alayli G, Durmus D, Ozkaya O, Sen HE, Genc G, Kuru O. Frequency of juvenile fibromyalgia syndrome in children with familial Mediterranean fever: effects on depression and quality of life. Clin Exp Rheumatol. 2011: 29(6 Suppl 69):S127-32.
29. Akpolat T, Özkaya O, Özen S. Homozygous M694V as a risk factor for amyloidosis in Turkish FMF patients. Gene. 2012 Jan 15;492(1):285-9.
30. Özden E, Mercimek MN, Yakupoğlu YK, Özkaya O, Sarıkaya S. Modified Clavien classification in percutaneous nephrolithotomy: assessment of complications in children. J Urol. 2011; 185(1):264-8
31. Nalcacıoglu H, Genc G, Meydan BC, Ozkaya O. Hyperkalaemia in a female patient with systemic lupus erythematosus: answers. Pediatr Nephrol. 2011 Nov 15. [Epub ahead of print]
32. Süllü Y, Yıldıran A, Sullu Y, Helek D, Özkaya O. Sarcoid uveitis simulating birdshot chorioretinopathy in a child. Retinal cases brief reports 2012, 6(1):7-10
33. Açıkgöz Y, Özkaya O, Bek K, Genç G, Sensoy SG, Hökelek M.Cryptosporidiosis: A rare and severe infection in a pediatric renal transplant recipient. Pediatr Transplant. 2011; Feb 15 [Epub ahead of print]
34. Duzova A, Bakkaloglu A,Kalyoncu M,Poyrazoglu HDelibas AOzkaya O,Peru Alpay H, Soylemezoglu O,Gur-Guven ABak M, Bircan Z,Cengiz N,Akil İ, Ozcakar B, Uncu N, Karabay-Bayazit A, Sonmez D and on behalf of The Turkish Society for Pediatric Nephrology Acut
35. Ozkaya O, Yavuz O, Can B, Dilek M, Savlı E, Acikgoz Y, Akpolat T. Effect of Rosiglitazone on cisplatin-induced nephrotoxicity. Ren Fail. 2010;32(3):368-71
36. Özkaya O, Genc G, Bek K, Süllü Y. A case of acetaminophen (paracetamol) causing renal failure without liver damage in a child and review of literature. Ren Fail. 2010;32(9):1125-7
37. Genc G, Ozkaya O, Bek K, Acikgoz Y, Danaci M. Rare Cause of Recurrent Hematuria in Children: Nutcracker Syndrome. J Trop Pediatr 2010;56(4):275-7
38. Genc G, Ozkaya O, Açıkgöz Y, Yapıcı O, Bek K, Şensoy SG, Özyürek E. Acute renal failure with acyclovir treatment in a child with leukemia. Drug Chem Toxicol 2010 ;33(2):217-9
39. Buyan N, Turkmen MA, Bilge I, Baskin E, Haberal M, Bilginer Y, Mir S, Emre S, Akman S, Ozkaya O, Fidan K, Alpay H, Kavukcu S, Sever L,Ozçakar B, Dogrucan N- Turkısh Pediatric Kidney Transplantation Study Group. Quality of Life in Children with Chroni
40. Ozkaya O, Bek K, Bedir A, Açıkgöz Y,Özdemir T. Plasma cell-free DNA levels in children on peritoneal dialysis. Nephron Clin Prac 2009, 15;113(4):c258-c261
41. Soylemezoglu O, Ozkaya O, Ozen S, Bakkaloglu A, Dusunsel R, Peru H, Çetinyurek A, Yıldız N, Donmez O, Buyan N, Mir S, Arısoy N Gur-Guven A, Alpay H, Ekim M, Aksu N, Soylu A, Gok F, Poyrazoglu H, Sonmez F; Turkish Pediatric Vasculitis Study Group H
42. Soylemezoglu O, Peru H, Gonen S, Cetinyurek A, Ozkaya O, Bakkaloğlu S, Buyan N, Hasanoglu E. CTLA-4 +49 A/G genotype and HLA-DRB1 polymorphisms in Turkish patients with Henoch Schonlein Purpura. Pediatr Nephrol 2008 23(8):1239-44.
43. Senturk N, Ozkaya O, AytekinS, Bek K, Açikgöz Y, Aydin F, Yuksel Bek, Turanli A.Y. Characteristics of pruritus in children on peritoneal dialysis. Nephron Clin Pract. 2008;109(3):c168-72.
44. Bek K, Ozkaya O, Mutlu B, Dağdemir A, Sungur M, Açikgöz Y, Işlek I, Baysal K. Charcoal haemoperfusion in amitriptyline poisoning: experience in 20 children. Nephrology. 2008; 13(3):193-7.
45. Alaylı G, Ozkaya O, Bek K, Calmaşur A, Diren B, Bek Y, Cantürk F. Physical function, muscle strength and muscle mass in children on peritoneal dialysis.Pediatr Nephrol. 2008; 23(4):639-644.
46. Yigit S, Bagci H, Ozkaya O, Ozdamar K, Cengiz K, Akpolat T. MEFV mutations in patients with familial Mediterranean fever in the Black Sea region of Turkey: Samsun experience J Rheumatol. 2008; 35(1):106-13.
47. Haciomeroglu P, Ozkaya O, Gunal N, Baysal K. An echocardiographic assessment of cardiac functions and structure in children on dialysis.Ren Fail. 2008;30(2):147-53.
48. Sakallioğlu EE, Lütfioğlu M, Ozkaya O, Aliyev E, Açikgöz G, Firatli E. Fluid dynamics of gingiva and gingival health in children with end stage renal failure. Arch Oral Biol. 2007; 52(12):1194-
49. Haciomeroglu P, Ozkaya O, Gunal N, Baysal K. Venous collapsibility index changes in children on dialysis.Nephrology. 2007;12(2):135-9
50. Bilen C, Koçak B, Kıtırcı G, Özkaya O, Sarıkaya S. Percutaneous Nephrolithotomy in children: Lessons learned in 5 years at a single Institution . J Urol 2007; 177: 1867-1871
51. Ozkaya O, Buyan N, Bideci A, Gonen S, Ortac E ,Fidan K Cinaz P, Söylemezoğlu O. Osteoprotegerin and RANKL serum levels and their relationship with serum Ghrelin in children with chronic renal failure and on dialysis. Nephron Clin Prac 2007;105(4):
52. Bek K, Ozkaya O, Fisgin T, Aliyazicioglu Y, Paksu MS, Ozgen T, Albayrak D,Baysal K. Protein Z and natural anticoagulants in children on peritoneal dialysis and hemodialysis.Pediatr Nephrol 2007;22(6):881-6
53. Kalman S, Bakkaloğlu S, Dalgiç B, Ozkaya O, Söylemezoğlu O, Buyan N. Recurrent hemolytic uremic syndrome associated with intestinal lymphangiectasia. J Nephrol. 2007; 20(2):246-9.
54. Bek K, Koçak S, Ozkaya O, Yilmaz Y, Aydin OF, Taşdöven CS. Carbamazepine poisoning managed with haemodialysis and haemoperfusion in three adolescents. Nephrology 2007;12(1):33-5
55. Özkaya O, Bek K, Alaca N, Ceyhan M, Açıkgöz Y, Taşdemir HA. Cerebral vasculitis in a child with Henoch-schönlein purpura and familial Medıterranean fever Clin Rheumatol. 2007; 26(10):1729-32
56. Bilen C, Aygün C, Özkaya O, Aydin O, Sarıkaya S, Gürmen N. Percutaneous ureterostomy as an effective diverson in a Newborn. Int J Urol 2006; 13(5):622-4.
57. Bilen C, Özkaya O, Sarıkaya Ş, Aşcı R, Büyükalpelli R. Laparoscopic excision of renal hydatid cyst in a preadolescent . J Pediatr Urol 2006 2 :210-213, 2006
58. Aygün C, Özkaya O, Ayyıldız S, Güngör O, Mutlu B, Küçüködük Ş. An unusual cause of acute renal failure in newborn: hydrometrocolpos Pediatr Nephrol, 2006, 21(4):572-3
59. Ozkaya O, Paksu MS, Bek K, Yıldız L, Fısgın T, Gürmen N, Karagoz F. Renal amyloidosis due to pulmonary tuberculosis in a patient with Down syndrome. Eur J Pediatr. 2006; 165(2):134-135
60. Ortaç E, Ozkaya O, Saraymen R, Yıldız N, Bedir A, Buyan N, Bek K, Okuyucu A, Baysal K. Low hair selenium and plasma glutathıone peroxidase in children with chronic renal failure. Pediatr Nephrol. 2006 21(11):1739-45
61. Ozkaya O, Bek, Fışgın T, Aliyazıcıoğlu Y, Sultansuyu S, Açıkgöz YS, Albayrak D, Baysal K. Low protein Z levels in children wıth nephrotic syndrome. Pediatr Nephrology 2006 ,21; 1122-6
62. Aliyazicioglu Y, Özkaya O, Yakut H, İşlek İ, Alvur M. Leptin levels in Henoch-schonlein purpura. Clin Rheumatol 2007 ; 26 (3),371-5
63. On behalf of Turkish Pediatric Vasculitis Study Group; Ozen S, Bakkaloglu A,Dusunsel R, Soylemezoglu O, Ozaltin F, Poyrazoglu H, Kasapcopur O, Ozkaya O, Yalcinkaya F, Balat A, Kural N, Donmez O, Alpay H, Anarat A, Mir S, Gur-Guven A, Sonmez F, Gok F.
64. Buyan N, Bideci A, Özkaya O, Ortac E, Bakkaloglu SA, Gönen S, Peru H, Söylemezoğlu O, Cinaz P. Leptin and resistin levels and their relationships with glucose metabolism in children wıth chronic renal insufficiency and undergoing dialysis. Nephrology,
65. Özkaya O, Söylemezoğlu O, Gönen S, Mısırlıoğlu M, Tuncer S, Kalman S, Buyan N, Hasanoğlu E. Renin-Angiotensin System genes polymorphisms: association with susceptibility to Henoch-Schonlein Purpura and renal involvement Clin Rheumatol 2006, 25(6)
66. Kalman S, Buyan N, Yürekli M, Özkaya O, Bakkaloglu S, Söylemezoglu O. Plasma and urinary adrenomedullin levels in children with acute pyelonephritis. Nephrology 2005 10(5):487-90.
67. Elli M, Söylemezoğlu O, Erbas D, Bakkaloglu SA, Buyan N, Özkaya O, Hasanoğlu E. Plasma and urine nitric oxide levels in healthy Turkish children. Pediatr Nephrol. 2005;20(11): 1605-9
68. Kalman S, Buyan N, Yurekli M, Özkaya O, Bakkaloglu S, Soylemezoglu O. Plasma and urinary adrenomedullin levels in children with renal parenchymal scar and vesicoureteral reflux. Pediatr Nephrol. 2005 20(8):1111-5
69. Özkaya O, Buyan N, Erol I, Atalay Y, Beyazova U, Sahin F, Soylemezoglu O. The relationship between urinary calcium, sodium, and potassium excretion in full-term healthy newborns. Turk J Pediatr. 2005;47(1):39-45.
70. Saglıker Y, Balal M, Sagliker Ozkaynak P, Paydas S, Sagliker C, Sabit Sagliker H, Kiralp N, Mumin Adam S, Tuncer I, Gonlusen G, Esenturk M, Gocmez E, Taskapan H, Yeksan M, Kobaner E, Özkaya O, Yuksekgonul M, Emir I, Cengiz N, Onder Isik I, Bilginer O,
71. Atasever T, Özkaya O, Abamor E, Soylemezoglu O, Buyan N, Unlu M, 99mTc ethylene dicysteine scintigraphy for diagnosing cortical defects in acute pyelonephritis: a comparative study with 99mTc dimercaptosuccinic acid. Nucl Med Commun. 2004 25(9):967-7
72. Tunca M, Akar S, Onen F, Ozdogan H, Kasapcopur O, Yalcinkaya F, Tutar E, Ozen S, Topaloglu R, Yilmaz E, Arici M, Bakkaloglu A, Besbas N, Akpolat T, Dinc A, Erken S Arslan, Y Balaban, F Batman, Y Bayraktar, S Apras, M Calguneri, A Duzova, T Kav, F Ozal
73. Söylemezoğlu O, Özkaya O, Gönen S, Mısırlıoğlu, M, Kalman S, Buyan N. Vitamin D receptor gene polymorphism in hypercalciuric children. Pediatr Nephrol. 2004 19(7):724-7.
74. Özkaya O, Derici U, Buyan N, Dalgic A, Dalgic B, Cingi E, Kitapci M, Sindel S, Hasanoglu E. Gastric emptying time in renal transplant recipients treated with cyclosporine. Transplant Proc. 2003; 35(8),2927-30
75. Buyan N, Özkaya O, Bideci A, Söylemezoğlu O, Cinaz P, Gonen S, Kalman S, Bakkaloğlu S, Hasanoglu E. Leptin, soluble leptin receptor, and transforming growth factor-beta1 levels in minimal change nephrotic syndrome. Pediatr Nephrol. 2003;18(10):1009-1
76. Özkaya O, Söylemezoğu O, Mısırlıoğlu M, Gönen S, Buyan N, Hasanoglu E. Polymorphisms in the vitamin D receptor gene and the risk of calcium nephrolithiasis in children. Eur Urol. 2003 44(1):150-4.
77. Söylemezoglu O, Özkaya O, Erbas D, Akkok N, Buyan N, Hasanoglu E. Nitric oxide in Henoch-Schonlein purpura. Scand J Rheumatol. 2002;31(5):271-4.
78. Söylemezoğlu O, Derici U, Arınsoy T, Hasanoglu A, Özkaya O, DalgıçA, Bideci A, Buyan N, Hasanoglu E. Changes in bone mineral density, insulin-like growth fact or-1 and insulin-like growth factor binding protein-3 in kidney transplant recipients. A lo
79. Özkaya O, Canturk F, Alaylı G, Akpolat I, Belet U, Diren B. An unusual presentation of familial Mediterranean fever with prolonged hip pain and amyloidosis. Scand J Rheumatol. 2004;33(2):123-5
80. Kalman S, Bakkaloglu SA, Özkaya O, Buyan N, Söylemezoğlu O. Measles: a rare communicable disease in a child with renal transplantation. Pediatr Transplant;6(5):432-4.
81. Derici U, Özkaya O, Arinsoy T, Erbas D, Sindel S, Bali M, Buyan N, Hasanoglu E, Söylemezoğlu O. Increased plasma nitrate levels in patients with crush syndrome in the Marmara earthquake. Clin Chim Acta. 2002: 322(1-2):99-103.
82. Özkaya O, Kalman S, Bakkaloglu S, Buyan N, Soylemezoglu O. Cyclosporine-associated facial paralysis in a child with renal transplant. Pediatr Nephrol 2002; 17(7):544-6
83. Söylemezoglu O, Özkaya O, Derici U, Memis L, Kalman S, Buyan N. A 10-year-old girl with renal failure and granulomas.Am J Kidney Dis. 2002 39(6):1323-7.
84. Karadeniz A, Oğuz A, Atoğlu Ö, Çitak C, Buyan N, Pınarlı G, Özkaya O, Kapucu Ö.Primary renal lymphoma and xanthogranulomatous pyelonephritis in children. J Nephrol.2002;30 (15):1597-600
85. Türktaş I, Özkaya O, Bostanci I, Bideci A, Cinaz P. Safety of inhaled corticosteroid therapy in young children with asthma. Ann Allergy Asthma Immunol. 2001 86(6):649-54.
ULUSAL HAKEMLİ DERGİLERDE BASILAN YAYINLAR
1. 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
2. Retinal Distrofili Hastada Senior Loken Sendromu. Boğa A, Okumuş Ö, Karacı M,Yaşar A, Toksoy S,Özkaya O. İKSST Derg 2017, 9(1) 47-50
3. Bulum B, Tekcan D, Genç G, Özkaya O. Urinary Tract Infections in Children with Horseshoe Kidneys: A Single-Center with 5 Years Experience J Pediatr Inf 2015; 9: 108-13
4. Şahin E, , Şahinsev A, Bayram B, Özkaya O. Lineer Skleroderma: Nasıl Tedavi Edelim? İKSST Derg 7(3):140-143, 2015
5. Genc G, Özkaya O, Özden E, Varol S, Nalçacıoğlu H, Arslan S, Sarıkaya S. Enuresis: Is bedwetting really isolated or not ? J Exp. Clin. Med. 2013: 30:11-14
6. Bostancı Y, Yakupoglu K, Ataç F, Çetin H, Genc G, Nalçacıoğlu H, Özkaya O, Sarıkaya S. Renal Vein Transposition in Nutcracker Syndrome . Journal of Exp. Clin. Med 2013; 30:201-203
7. Genç G, Çaltepe G, Özkaya O, Nalçacıoğlu N, Hökelek M, Kalaycı AG. Kronik böbrek yetmezliği nedeni ile diyaliz yapılan çocuklarda Helikobakter Pilori enfeksiyonu", Haseki Tıp Bülteni , 2012
8. M. Oksüz, G. Genc, O. Ozkaya, K. Bek, S. Arslan, S. Sarikaya, "Clinical Characteristics of Urinary Tract Infectionsin a Tetiary Center", (Yayına Kabul edildi), Yeni Tıp Dergisi , 2012
9. Yıldıran A, Helek D, Aynacı E, Özkaya O, Şensoy G, Yıldız L, Süllü Y, Özçelik U.Çocukluk çağı sarkoidozu:iki farklı klinik tablo. J Exp Clin Med 2010; 27:81-84
10. Yakupoğlu K, Özden E, Koçak E, Dilek M, Akpolat T, L Arık N, Cengiz K, L Adıbelli Z, Özkaya O, Durupınar B, Tülek N, Danacı M, Ceylan L, Sarıkaya S. Bir Üniversite Hastanesinde Üç Yıllık Böbrek Nakli Deneyimi. 2009; 18 (2) : 76-81
11. Özkaya O. Karışık bağ dokusu hastalığı (Derleme). Turkiye Klinikleri J Pediatr Sci 2008; 4(3):62-65
12. O, Bek K , Çocuklarda Periton Diyalizi. (Derleme) Türk Nefroloji Diyaliz ve Transp 2007;16 (Ek / Supplement 2) 77-85
13. Bek K, Özkaya O, Fışgın T, Öztürk, N. Alaca, Paksu S. Henoch-Schönlein Purpura secondary to a vaccine preventable disease: Varicella, Ondokuz Mayıs Üniversitesi Tıp Dergisi 2007; 24(4): 141-143
14. Lütfüoğlu M. Sakallıoğlu E, Özkaya O, Açıkgöz G. Kronik böbrek yetmezliği olan çocuklarda tükürük sıvı dinamiği ve Ağız salgı profilinin değerlendirilmesi GÜ Difl Hek Fak Derg 2008; 25 (1) :
15. İleri T, Söylemezoğlu O, Özkaya O, Gönen S, Buyan N. Sürekli Ayaktan Periton Diyalizi Uygulanan Çocuk Hastalarda Peritoneal Fibrozis Gelişiminde Erken Tanı Ankara Üniversitesi Tıp Fakültesi Mecmuası 2007; 60(1)
16. Akbalık M, Bek K,Karadeniz Ş, Özkaya O, Taşdöven CS, Baysal MK. Son dönem böbrek yetmezliği gelişen bir primer hiperokzalüri olgusu. Ondokuz Mayıs Üniversitesi Tıp Dergisi,2006; 23 (2), 65-68
17. Erbaş G, Özdemir H, Yücel C, Abamor E, Kapucu O, Özkaya O, Söylemezoğlu O. Diagnostic value of intravenous contrast enhanced power doppler ultrasound in children with acute pyelonephritis 2007, 18:2, 81-85
18. Elli, M , Özkaya O. Böbreğin gelişiminde Nitrik Oksid’in fizyopatolojik rolü (Derleme). T Klin Pediatr 2003;12:252-259.
19. Özkaya O, Söylemezoğlu O, Konuş Ö, Buyan N, Üstündağ G, Hasanoğlu E, Unresponsiveness to delayed thrombolytic therapy in infants with renal vein thrombosis. Gazi Medical Journal,2002, 13, 139-143
20. Elli M, Özkaya O. Nitrik Oksid Biokimyası ve Sentezi (Derleme). Yeni Tıp Dergisi,2002, 19,155-15616.
21. Ozkaya O, Tümer L, Buyan N, Söylemezoğlu O, Hasanoğlu A, Hasanoğlu E. Two cases with neonatal Bartter syndrome, Gazi Medical Journal, 2000, 9, 133-136
22. Dursun H, Özdemir H, Ergenekon E, Yücel C, Özkaya O, Koç E, Atalay Y. Üreteropelvik bileşke darlığı olan bir yenidoğanda perkütan nefrostomi kateteri uygulanması. Klinik bilimler ve Doktor, 2000, 6, 776-778
23. Özkaya O, Türktaş İ, Demirsoy S, Oğuz A, Konuş Ö. Pneumomediastinum and subcutaneous emphysema complicating underdiagnosed asthma attacks. Gazi Medical Journal, 1998, 9, 146-148
24. Özkaya O, Tunaoğlu S, Koç E, Türkyılmaz C.Yenidoğan döneminde bir Wolff-Parkinson-White Sendromu olgusu. Türkiye Klinikleri Journal of Pediatrics,1997, 6,77-80
25. Özkaya O. Çocuklarda diz ağrıları (Derleme). Hipokrat lokomotor, 2003, 26, 9, 145-149
