Name Surname: MEHMET ORHAN
Güven Hospital
Department: Ophthalmology
Academic Title: Professor
Title: Professor
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CV
CURRICULUM VITAE
Full Name: MEHMET ORHAN
Date of Birth: 1963
Place of Birth: ANKARA
EDUCATIONAL STATUS
1980-1987: School of Medicine, Hacettepe University
1987: Medical Practitioner
1987-1990: Resident
Ophthalmology Department, School of Medicine, Hacettepe University
1992-1993: Cleveland Clinic Visiting Fellow,
JOB EXPERIENCE
1987-1990: Resident
Ophthalmology Department, School of Medicine, Hacettepe University
1991-1996: Assistant Professor, Hacettepe University
1996- 2002: Associate Professor
Ophthalmology, School of Medicine, Hacettepe University
2002 – December 2013: Professor
Ophthalmology, School of Medicine, Hacettepe University
2014-: Ankara Güven Hospital
SCIENTIFIC ORGANIZATION MEMBERSHIPS
Turkish Opthalmological Association
American Academy of Ophthalmology
RESIDENCY DISSERTATION STUDY
Quantitative Lacrimal Scintitgraphy in Obstructed Lacrimal Ducts. 1990; Hacettepe
FIELDS OF RESEARCH - INTEREST
Anterior segment, cornea and lens diseases, Glaucoma, Contract Lens
Prof. Mehmet Orhan, M.D., List of Studies (SCI – SCI Expanded )
1. Kocabeyoglu S, Uzun S, Mocan MC, Bozkurt B, Irkec M, Orhan M.
Comparison of visual field test results obtained through Humphrey matrix frequency doubling technology perimetry versus standard automated perimetry in healthy children. Indian J Ophthalmol. 2013 Oct;61(10):576-9
2. Kocabeyoglu S, Cem Mocan M, Irkec M, Pinar A, Bozkurt B, Orhan M. Serum vitamin D deficiency and its association with systemic disease in exfoliation syndrome. Eur J Ophthalmol. 2013 ; 23(4):526-31.
3. Kasım B, İrkeç M, Alikaşifoğlu M, Orhan M, Mocan MC, Aktaş D. Association of LOXL1 gene polymorphisms with exfoliation syndrome/glaucoma and primary open angle glaucoma in a Turkish population. Mol Vis. 2013;19:114-20.
4. Kocabeyoglu S, Mocan MC, Irkec M, Orhan M, Karakaya J. Conjunctivochalasis as a Contributing Factor for the Development of Ocular
Surface Disease in Medically Treated Glaucoma Patients. J Glaucoma. 2013 .
5. Kasım B, Irkeç M, Alikaşifoğlu M, Orhan M, Mocan MC, Aktaş D.Association of LOXL1 gene polymorphisms with exfoliation syndrome/glaucoma and primary open angle glaucoma in a Turkish population. . Mol Vis. 2013;19:114-20.
6. Mocan MC, Irkec M, Mikropoulos DG, Bozkurt B, Orhan M, Konstas AG. In Vivo Confocal Microscopic Evaluation of the Inflammatory Response in Non-epithelial Herpes Simplex Keratitis.. Curr Eye Res. 2012 ;37(12):1099-1106.
7. Keser A G , Topaloglu R, Orhan M , Bilginer Y, Baskin E, Akova Y Lyme
Borreliosis with Opthalmologic Presentation. Open Journal of Rheumatology and Autoimmune Diseases, 2012, 2, 85-87.
8. Sekeroglu MA, Irkec M, Mocan MC, Ileri E, Dikmenoglu N, Seringec N, Karaosmanoglu D, Orhan M. The association of ocular blood flow with
haemorheological parameters in primary open-angle and exfoliative glaucoma. Acta Ophthalmol.
2011, 89(5):429-34.
9. Mocan MC, Bozkurt B, Irkec M, Orhan M. Urrets-Zavalia syndrome following iatrogenic pupil dilation in eyes with pigment dispersion.
Can J Ophthalmol. 2009, ;4(2):216-7.
10. Erdogan-Poyraz C, Mocan MC, Bozkurt B, Gariboglu S, Irkec M, Orhan M. Elevated tear interleukin-6 and interleukin-8 levels in patients with
conjunctivochalasis. Cornea. 2009 , 28(2):189-93.
11. Mocan MC, Yilmaz PT, Irkec M, Orhan M. In vivo confocal microscopy for the evaluation of corneal microstructure in keratoconus. Curr Eye Res. 2008, 33(11):933-9.
12. Kocabeyoglu S, Bozkurt B, Bilen O, Irkec M, Orhan M. Serum allergen specific immunoglobulin E levels in patients with allergic conjunctivitis. Eur J Ophthalmol. 2008 , 18(5):675-9.
13. Mocan MC, Yilmaz PT, Irkec M, Orhan M. The significance of Vogt's striae in keratoconus as evaluated by in vivo confocal microscopy.
Clin Experiment Ophthalmol. 2008,36(4):329-34.
14. Sekeroglu MA, Bozkurt B, Irkec M, Ustunel S, Orhan M, Saracbasi O. Systemic associations and prevalence of exfoliation syndrome in patients scheduled for cataract surgery. Eur J Ophthalmol. 2008, 18(4):551-5.
15. Mocan MC, Bozkurt B, Orhan M, Irkec M. Chandler syndrome manifesting as ectropion uvea following laser in situ keratomileusis.
J Cataract Refract Surg. 2008 , 34(5):871-3.
16. Mocan MC, Erdogan-Poyraz C, Erdener U, Orhan M, Irkeç M. Comparison of the outcomes of internal-fixation versus bolster-suture tarsorrhaphy. Ophthal Plast Reconstr Surg. 2007 , 23(3):222-4.
17. Erdogan-Poyraz C, Mocan MC, Irkec M, Orhan M. Delayed tear clearance in patients with conjunctivochalasis is associated with punctal occlusion.
Cornea. 2007, 26(3):290-3.
18. Mocan MC, Durukan I, Irkec M, Orhan M. Morphologic alterations of both the stromal and subbasal nerves in the corneas of patients with diabetes.
Cornea. 2006 , 25(7):769-73.
19. Dadaci Z, Bozkurt B, Irkeç MT, Orhan M, Arslan U. Relationship between short wavelength perimetry and central corneal thickness values in ocular hypertensive subjects. Eur J Ophthalmol.
2006, 16(5):667-73.
20. Mocan MC, Irkeç M, Orhan M. Evidence of Waite-Beetham lines in the corneas of diabetic patients as detected by in vivo confocal microscopy.
Eye , 2006, 20(12):1488-90.
21. Gumus K, Bozkurt B, Sonmez B, Irkec M, Orhan M, Saracbasi O. Diurnal variation of intraocular pressure and its correlation with retinal nerve fiber analysis in Turkish patients with exfoliation syndrome. Graefes Arch Clin Exp Ophthalmol. 2006,244(2):170-6.
22. Sonmez B, Bozkurt B, Atmaca A, Irkec M, Orhan M, Aslan U. Effect of glycemic control on refractive changes in diabetic patients with hyperglycemia. Cornea 2005, 24(5):531-7.
23. Alanay Y, Boduroglu K, Sönmez B, Orhan M. Oculo-palato-cerebral syndrome: a third case supporting autosomal recessive inheritance.
Am J Med Genet A. 2004, 15;130A(1):92-5.
24. Akar Y, Bozkurt B, Irkeç M, Orhan M, Karaăgaoglu E. Effect of scan repetition on the reproducibility of optic nerve head topographic measurements with the Topss? Clin Experiment Ophthalmol. 2004,
32(2):142-6.
25. Doğan AS, Orhan M, Söylemezoğlu F, Irkeç M, Bozkurt B. Effects of topical antiglaucoma drugs on apoptosis rates of conjunctival epithelial cells in glaucoma patients. Clin Experiment Ophthalmol.
2004 ,32(1):62-6.
26. Akar Y, Orhan M, Irkeç M, Karaağaoglu E. Major determinants of optic nerve head topographic characteristics in a normal Turkish population. Clin Experiment Ophthalmol. 2004, 32(1):9-13.
27. Beden U, Irkeç M, Orhan D, Orhan M. The roles of T-lymphocyte subpopulations (CD4 and CD8), intercellular adhesion molecule-1 (ICAM-1), HLA-DR receptor, and mast cells in ethiopathogenesis of pterygium. Ocul Immunol Inflamm. 2003 , 11(2):115-22.
28. Mocan MC, Bozkurt B, Irkeç M, Orhan M, Karabulut E. The evaluation of retinal nerve fiber layer in pigment dispersion syndrome and pigmentary glaucoma using scanning laser polarimetry. Eur J Ophthalmol. 2003, 13(4):377-82.
29. Gürdal C, Erdener U, Irkeç M, Orhan M. Incidence of sympathetic ophthalmia after penetrating eye injury and choice of treatment.
Ocul Immunol Inflamm. 2002 , 10(3):223-7.
30. Bozkurt B, Irkeç M, Orhan M, Karaağaoğlu E. Thickness of the retinal nerve fiber layer in patients with anisometropic and strabismic amblyopia. Strabismus. 2003 , 11(1):1-7.
31. Akar Y, Orhan M, Irkeç M. Reproducibility of the measurements of the optic nerve head topographic variables with a confocal scanning laser ophthalmoscope. Jpn J Ophthalmol. 2003 ,
47(2):173-7.
32. Gürdal C, Erdener U, Orhan M, Irkeç M. Autogenous versus allograft fascia lata in frontal sling surgery --long-term results. Eur J Ophthalmol. 2003, 13(2):202-6.
33. Aktaş Y, Unlü N, Orhan M, Irkeç M, Hincal AA. Influence of hydroxypropyl beta-cyclodextrin on the corneal permeation of pilocarpine. Drug Dev Ind Pharm. 2003, 29(2):223-30.
34. Orhan M, Kerimoğlu H, Irkeç M. Corneal neovascularization possibly associated with latanoprost therapy. Eur J Ophthalmol. 2003 , 13(1):88-90.
35. Bozkurt B, Irkeç M, Karaagaoglu E, Orhan M. Scanning laser polarimetric analysis of retinal nerve fiber layer thickness in Turkish patients with glaucoma and ocular hypertension. Eur J Ophthalmol. 2002 , 12(5):406-12.
36. Bozkurt B, Irkeç M, Gedik S, Orhan M, Erdener U, Tatlipinar S, Karaagaoglu E. Effect of peripapillary chorioretinal atrophy on GDx parametersin patients with degenerative myopia. Clin Experiment Ophthalmol. 2002 , 30(6):411-4.
37. Bozkurt B, Irkeç MT, Atakan N, Orhan M, Gedik PO. Lacrimal function and ocular complications in patients treated with systemic isotretinoin. Eur J Ophthalmol. 2002 , 12(3):173-6.
38. Bozkurt B, Irkec M, Gedik S, Orhan M, Erdener U. Topographical analysis of corneal astigmatism in patients with tilted-disc syndrome Cornea. 2002,21(5):458-62.
39. Orhan M, Tatlipinar S, Irkec M. Corneal graft rejection and recurrent anterior uveitis associated with intraocular cilium. Ophthalmic Surg Lasers. 2002 , 33(3):231-2.
40. Bozkurt B, Irkeç M, Tatlipinar S, Erdener U, Orhan M, Gedik S, Karaağaoğlu E. Retinal nerve fiber layer analysis and interpretation of GDx parameters in patients with tilted disc syndrome. Int Ophthalmol. 2001, 24(1):27-31.
41. Orhan M, Mocan MC, Söylemezoğlu F, Irkeç M. A case of epiphora associated with Urbach- Wiethe syndrome. Eye . 2001, 15(Pt 4):552-3.
42. Tatlipinar S, Kadayifçilar S, Bozkurt B, Gedik S, Karaagaoglu E, Orhan M, Irkeç M. Polarimetric nerve fiber analysis in patients with visible optic nerve head drusen. J Neuroophthalmol. 2001 , ;21(4):245-9.
43. Orhan M, Cal P, Onerci M, Irkeç M. Conventional or endoscopic probing for congenital nasolacrimal duct obstruction. Eur J Ophthalmol. 2001, 11(3):215-7.
44. Onerci M, Orhan M, Ogretmenoğlu O, Irkeç M. Long-term results and reasons for failure of intranasal endoscopic dacryocystorhinostomy.
Acta Otolaryngol. 2000, 120(2):319-22.
45. Orhan M, Ozkan Y, Irkeç M. Eye involvement in hyperimmunoglobulinemia E (Job's) syndrome. J Pediatr Ophthalmol Strabismus. 2001, 38(5):313-4.
46. Ozkan Y, Bozkurt B, Gedik S, Irkeç M, Orhan M. Corneal topographical study of the effect of lacrimal punctum occlusion on corneal surface regularity in dry eye patients. Eur J Ophthalmol. 2001 ,
11(2):116-9.
47. Tatlipinar S, Gedik S, Mocan MC, Orhan M, Irkeç M. Polarimetric nerve fiber analysis in patients with peripapillary myelinated retinal nerve fibers.
Acta Ophthalmol Scand. 2001 , 79(4):399-402.
48. Tatlipinar S, Gedik S, Irkeç M, Orhan M, Erdener U. Ocular ferning during the menstrual cycle in healthy women. Eur J Ophthalmol. 2001 , 11(1):15-8.
49. Ozaltin F, Bakkaloglu A, Orhan M, Duzova A, Irkec M. Bilateral uveitis in a 7-year-old patient with familial Mediterranean fever. An extremely rare complication. Clin Exp Rheumatol. 2001,19(5 Suppl
24):S80-1
50. Selek H, Unlü N, Orhan M, Irkeç M. Evaluation of retinoic acid ophthalmic emulsion in dry eye. Eur J Ophthalmol. 2000, 10(2):121-7.
51. Oruç S, Orhan D, Orhan M, Irkeç M, Başçi N, Barun S, Bozkurt A. The pharmacokinetics and effects of diltiazem in rabbits. Eur J Ophthalmol. 2000, 10(1):46-50.
52. Kiratli H, Irkeç M, Orhan M. Tear lactoferrin levels in chronic meibomitis associated with acne rosacea. Eur J Ophthalmol. 2000 ,10(1):11-4.
53. Irkeç MT, Orhan M, Erdener U. Role of tear inflammatory mediators in contact lens-associated giant papillary conjunctivitis in soft contact lens wearers. Ocul Immunol Inflamm. 1999 ,7(1):35-8.
54. Caliskan S, Orhan M, Irkeç M. Intraoperative mitomycin C for pterygium surgery. Ophthalmology. 1999 ;106(2):208-9.
55. Ilhan B, Irkec M, Orhan M, Celik H. Surface deposits on frequent replacement and conventional daily wear soft contact lenses: a scanning electron microscopic study. CLAO J. 1998 , 24(4):232-5.
56. Onur C, Orhan D, Orhan M, Dizbay Sak S, Tulunay O, Irkeç M. Expression of p53 protein in pterygium. Eur J Ophthalmol. 1998, 8(3):157-61.
57. Akman A, Irkeç M, Orhan M, Erdener U. Effect of lodoxamide on tear leukotriene levels in giant papillary conjunctivitis associated with ocular prosthesis. Ocul Immunol Inflamm. 1998 , 6(3):179-84.
58. Kiratli H, Orhan M. Multiple orbital intraosseous hemangiomas. Ophthal Plast Reconstr Surg. 1998, 14(5):345-8.
59. Akman A, Irkeç M, Orhan M. Effects of lodoxamide, disodium cromoglycate and fluorometholone on tear leukotriene levels in vernal keratoconjunctivitis. Eye 1998, 12 , :291-5.
60. Kadayifçilar SC, Orhan M, Irkeç M. Tear functions in patients with pterygium. Acta Ophthalmol Scand. 1998, 76(2):176-
61. Orhan M, Onerci M. Intranasal endoscopic silicone intubation for congenital obstruction of the nasolacrimal duct in children. Int J Pediatr Otorhinolaryngol. 1997, 18;41(3):273-8.
62. Sargon MF, Celik HH, Orhan M. Electron microscopy of the senile changes in lens epithelium. Okajimas Folia Anat Jpn. 1997, 74(2-3):75-9.
63. Orhan M, Onerci M, Dayanir V, Orhan D, Irkeç T, Irkeç M. Lacrimal sac
dacryolith: a study wit atomic absorption spectrophotometry and scanning electron microscopy. Eur J Ophthalmol. 1996, 6(4):478-80.
64. Irkeç M, Orhan M, Orhan D, Durgun B, Can C. Dry eye syndrome associated With Urbach-Wiethe disease. J Pediatr Ophthalmol Strabismus. 1996 , 33(5):265-8.
65. Calişkan S, Orhan M, Irkeç M. Intraoperative and postoperative use of
mitomycin-C in the treatment of primary pterygium. Ophthalmic Surg Lasers. 1996 ;27(7):600-4.
66. Önerci M, Orhan M, Erdener U, Intranasal endoscopic surgery with silicone intubation for lacrimal obstruction. Am J Rhinology, 1996,10, 93-95.
67. İrkeç M, Orhan M. Effect of extended wear disposable contact lenses on tear LTC4 in giant papillary conjunctivitis. Ocul Immunol Inflamm.
1995 :3,107 - 111.
68.Orhan M, Karadeniz Ş, Erdener U, İrkeç M. Complications of extracapsular cataract extraction in patients with pseudoexfoliation syndrome. Eur J Implant & Refractive Surgery. 1995, 7; 2-5.
69.Ünlü N, Çaliş S, İrkeç M, Aksoy F, Orhan M, Şumnu M, Hıncal A.Evaluation of the irritation of a new potent antimicrobial surfactant, C31G: an irrigation study on albino rabbit eyes. S.T.P. Pharma Science. 1992, 2 (1) ; 45-48.
