Prof. MD.

Tolgahan Çatlı

Ear-Nose-Throat Diseases


  • Nose aesthetics, Facial Botox applications
  • otologic surgery
  • Cochlear Implantation (Bionic Ear)
  • Pediatric ENT Diseases (Medical and Surgical Solutions)
  • Endoscopic Sinus Surgery (Rhinosinusitis, Nasal Polyp etc.)
  • Upper respiratory tract allergic diseases
  • Vertigo (Dizziness)
  • Tinnitus (Tinnitus)
  • Obstructive sleep apnea syndrome (OSAS) and its surgery

  • Undergraduate : Ankara University Faculty of Medicine (1998-2004)
  • Master's : Gazi University Department of Otorhinolaryngology and Head and Neck Surgery ENT Specialization Training (2004-2009)

  • Observership: Rush University Medical School Ear Nose and Throat Department/Advocate IL Medical Centre; Chicago/IL; USA (September-October 2009)
  • Observership: NewYork Eye and Ear Infirmary, USA (February 2012)
  • Chief Assistant: İzmir Bozyaka EAH (March 2013)
  • Associate Professorship: İzmir Bozyaka EAH (October 2015)
  • Professorship: SBU Izmir Bozyaka SUAM (April 2021)
  • SBU Izmir Bozyaka SUAM (2011-2021) (2017-2020: ENT Clinic Administrative Officer)
  • SBU Izmir Bozyaka SUAM (2011-2021) (2020-2021: ENT Clinical Education Officer)
International Publications:
1) T. Catli, Y.A. Bayazit, O. Gokdogan, N. Goksu. “Facial reanimation with end-to-end hypoglossofacial anastomosis: 20 years' experience” . J Laryngol Auto. 2010 Jan;124(1):23-5. DOI: 10.1017/S0022215109991344
2) Y.A. Bayazit, T. Catli, N. Goksu. “Endoscopy assisted microvascular decompression for vascular conflict syndromes in 22 patients”. International Advanced Otology. Vol 6 No. 3, October 2010.
3) M. Friedman, A. Maley, K. Kelley, C. Leesman, A. Patel, T. Pulver, N. Joseph, T. Catli. Impact of nasal obstruction on obstructive sleep apnea. Otolaryngol Head and Neck surg. 2010. Jun;144(6):1000-4. DOI: 10.1177/0194599811400977
4) M. Yilmaz, M. Duzlu, T. Catli, S. Ustun, A. Ceylan. Thermal Whelding versus cold knife tonsillectomy: A Prospective randomized study. Kaohsiung Journal of Medical Sciences. 2012 May;28(5):270-2. DOI: 10.1016/j.kjms.2011.06.022
5) C. Cingi, T. Catli. Phenotyping of Allergic rhinitis. Current Allergy & Asthma reports Curr Allergy Asthma Rep. 2012 Apr;12(2):115-9. DOI: 10.1007/s11882-012-0243-x.
6) T. Catli, Y.A. Bayazit, A. Yilmaz, A. Menevse, O. Gokdogan, N. Goksu, S. Ozbilen. Quantitative measurement of m-RNA levels to assess expression of cyclooxygenase-II, inducible nitric oxide synthase and 12-lipoxygenase genes in middle ear cholesteatoma. Eur Arch Otorhinolaryngol. 2013 Jul 6. DOI: 10.1007/s00405-013-2614-x
7) M.K. Gurbuz, T. Catli, C. Cingi, A. Yaz, C. Bal. Occupational safety treats among dental personnel and related risk factors. Journal of Craniofacial Surgery. May 2013. DOI: 10.1097/SCS.0b013e3182a28b80.
8) I. Dag, M. Acar, O. Sakallioglu, T. Catli, T. San, C. Cinci. Influence of surface properties of Merocel (polyvinyl acetal) and silicone nasal splints on biofilm formation. Eur Arch Otorhinolaryngol. 2013 Sep 25. DOI 10.1007/s00405-013-2721-8.
9) T. Catli, M. Acar, Y. Olgun, I. Dağ, B.P. Cengiz, C. Cingi. Analysis of acute impact of oleoresin capsicum on rat nasal mucosa using scanning electron microscopy. Eur Arch Otorhinolaryngol. 2014 Mar 14. DOI 10.1007/s00405-014-2987-5
10) M. Acar, T. Catli, I. Dag, T. San, C. Cinci. Microbial biofilm on silicone nasal splints: Optimal time for splint removal from biofilm perspective. Rhinology.52-2014. DOI:10.4193/Rhino13.156.
11) S. Ulusoy, G. Babaoglu, T. Catli, T. San, C. Cinci. Epistaxis and Staphylococcus aureus colonization in nasal vestibule: Is it cause or consequence? Journal of Craniofacial Surgery. 2014.
12) T. Catli, Y. Olgun, C. Celik, H. Gur, A.F. Flag, L. Mature. Swelling around the implant body: A late complication of cochlear implantation. How to deal? Cochlear Implants Int. 2014 Jun 20.
13) O. Gokdogan, T. Catli, F. Ileri. Halitosis in Otorhinolaryngology Practice. Iran J Otorhinolaryngol. 2014.
14) T. San, O.C. Ertugay, T. Catli, M. Acar, C.K. Ertugay, I. Dag, C. Cingi. Effects of surfactant on biofilm formation on silicone nasal splints. Eur Arch Otorhinolaryngol. 2014 May 30.
15) Y. Olgun, A.F. Bayrak, T. Catli, L. Mature. Pediatric cochlear implant revision surgery and reimplantation: An analysis of 957 cases. Int J Pediatr Otorhinolaryngol. 2014. DOI: 10.1016/j.ijporl.2014.07.013
16) Z. Ciftci, T. Catli, D. Hanci, C. Cingi, G. Erdogan. Rhinorrhoea in the elderly. Eur Arch Otorhinolaryngol. 2014 Jul 23. DOI 10.1007/s00405-014-3182-4.
17) T. Catli, M. Acar, D. Hanci, O.K. Arikan, C. Cingi. Importance of Yawning in the Evaluation of Excessive Daytime Sleepiness: A Prospective Clinical Study. Eur Arch Otorhinolaryngol. 2014 September. DOI 10.1007/s00405-014-3302-1.
18) T. Catli. Double uvula (polyuvula): A unique case report. Iranian Red Cresent Medical Journal. 2014 September.(Accepted for Publication)
19) T. Catli, B. Uckan, L. Olgun. Speech and Language Development after Cochlear Implantation in Children with Bony Labyrinth Malformations: Long-term Results. Eur Arch Otorhinolaryngol. 2014 September. DOI 10.1007/s00405-014-3319-5.
20) Acar M, Kaya C, Catli T, Hancı D, Bolluk O, Aydin Y. Effects of nasal continuous positive airway pressure therapy on partners' sexual lives. Eur Arch Otorhinolaryngol. 2015 Feb 10.
21) Çatlı T, Çelik Ç, Demir E, Gür H, Tokat T, Olgun L. Investigation of myringosclerosis development in different grafting materials after myringo /tympanoplasty. Ear Nose Bogaz Ihtis Journal. 2015 Mar-Apr;25(2):65-9.
22) Cingi C, Muluk NB, Cobanoglu B, Çatli T, Dikici O. Nasobronchial interaction. WorldJ Clin Cases. 2015 Jun 16;3(6):499-503.
23) Kaya E, Catli T, Soken H, Cingi C. A novel technique for spreader graft placement without dorsum resection during septoplasty. J Laryngol Auto. 2015 Oct;129(10):1025-7.
24) Tokat T, Catli T, Ozuer MZ. Effects of topical hyaluronic acid (Sepragel®/Hylan B) on mucosal healing after endoscopic sinus surgery. ENT Updates 2016;6(2):78–81.
25) Demir E, Atsal G, Catli T, Hasanova A, Yagcı A, Olgun L. Wegener granulomatosis in parotid fistula and bilateral nasalmass. Ear Nose Bogaz Journal of Ihtis 2017;27(1):51-55.
26) Adibelli ZH, Isayeva L, Koc AM, Catli T, Adibelli H, Olgun L. The new classification system for inner ear malformations: the INCAV system. Acta Otolaryngol. 2017 Mar;137(3):246-252.
27) Bayrak F, Çatlı T, Atsal G, Tokat T, Olgun L. Waardenburg Syndrome: An Unusual Indication of Cochlear Implantation Experienced in 11 Patients. J Int Adv Autol. 2017 Aug;13(2):230-232.
28) Tokat T, Catli T, Bayrak F, Bozkurt EB, Olgun L. Cochlear implantation in postmeningitic deafness. Journal of Craniofacial Surgery. 2018 May;29(3):e245-e248. doi: 10.1097/SCS.0000000000004265.
29) Demir E, Gulustan F, Atsal G, Dalgic A, Catli T, Yilmaz O, Aktas S, Olgun L. Is Pool Water Disinfectant (Hydrogen Peroxide-Silver Composition) Ototoxic in Rats? J Int Adv Autol. 2018 Dec;14(3):432-436. doi: 10.5152/iao.2018.3639.
30) Demir E, Atsal G, Yildirim O, Gulustan F, Dalgic A, Catli T, Olgun L. Anatomical and frequencies-specific hearing results of retrograde mastoidectomy. Am J Otolaryngol. 2019 May-Jun;40(3):372-376. doi: 10.1016/j.amjoto.2019.02.005. Epub 2019 Feb 22.
31) Tokat T, Çatlı T, Başaran Bozkurt E, Atsal G, Muderris T, Olgun L. Parents' View on Quality of Life after Cochlear Implantation in Children with Auditory Neuropathy. J Int Adv Autol. 2019 Dec;15(3):338-344. doi: 10.5152/iao.2019.6103.
32) Duzenli U, Çatlı T, Gur H, Ceylan ME, Olgun L. Sixteen years of experience with otosclerosis surgery revision: report of 105 cases. B-ENT, 2019, 15, 19-24.
33) Catli T, Tokat T, Bozkurt EB, Adibelli ZH, Ergun U, Altas E, Olgun L. Surgical considerations and audiological results of cochlear implantation in patients with otosclerosis. Turk J Med Sci. (2020) 50:855-859 DOI: 10.3906/sag-1912-238.

National Publications:
1) S. Özbilen, T. Çatlı. "Epistaxis". Turkey Clinics J Surg Med Sci 2006, 2(28):1-10.
2) Bayrak, Y. Olgun, T. Çatlı, E. Demir, L. Olgun. Giant Ranula. Izmir Bozyaka Teaching and Research Hospital Medical Journal. 2013;17:84-87.
3) T. Çatlı, A.S. Flag. Unilateral Giant Tonsilillolith. Izmir Bozyaka Teaching and Research Hospital Medical Journal. 2014.
4) T. Çatlı. H. Gur, E Demir, L. Olgun. A case of penetrating neck trauma with a sharp object. Praxis of ORL. 2014;2(2):63-67. DOI: 10.5606/kbbu.2014.46330.
5) D. Ersöz, E. Vardar, T. Çatlı, T. Kebat, A. Argon, C. Çelik. Laryngeal neurofibroma: Case report. Izmir Bozyaka Teaching and Research Hospital Medical Journal. 2014. (Accepted for Publication)
6) T. Catli, C. Celik, L. Olgun. Subtotal Petrosectomy, Cavity Obliteration and Blind Pouch Closure of the External Auricular Canal: A Retrospective Analysis of a Series of 44 Cases. Turkish Otolaryngology Archive.2014;52:81-6. DOI:10.5152/tao.2014.675.
7) M. Acar, C. Kaya, T. Çatlı, I. Üre, H.S. Fidan, M. Kaymakci. Analysis of Polysomnographic Findings and the Effect of Nasal CPAP Treatment on Erectile Dysfunction in Male Patients with Erectile Dysfunction with Obstructive Sleep Apnea Syndrome. Bakirkoy Medical Journal. 2014. DOI: 10.5350/BTDMJB20140404. (Accepted for Publication)
8) T. Catli, M. Yildirim, G. Ozkok. A Neck Mass Mimicking Thyroid Nodule: Rare Presentation of a Metastasizing Lung Adenocarcinoma. Izmir Bozyaka Teaching and Research Hospital Medical Journal. 2015. (Accepted for Publication)
9) O. Gökdoğan, H. Baran, T. Cakabay, H. Karabulut, T. Çatlı. ENT Medicine in Rural Areas. Journal of Medical Updates. 2014 (Accepted for Publication).
10) T. Catli, G. Kerci, E. Demir, T. Tokat, H. Gur. Effects of nasal packing on the qualitative and quantitative properties of tear fluid after septoplasty. ENT-Forum. 2014;13(4).
11) T. Çatlı, L. Olgun. Rare Causes of Peripheral Facial Paralysis. Turkiye Klinikleri J E.N.T.-Special Topics 2016;9(2):73-7.
12) T. Çatlı, U. Regular, T. Tokat, A. Aliyeva, F. Erol, U. Ergün, L. Olgun. Surgical and audiological results of tympanoplasty in the elderly: A retrospective study. Medical Journal of Izmir Hospital. 24 (2): 139-143, 2020.
  • Turkish Ear Nose Throat and Head and Neck Surgery Association
  • Turkish Rhinology Association
  • 6th Rinokamp Congress, 25-29 May, 2011, Bodrum/Turkey. “T. Çatlı (Present), Y.A. Bayazit, A. Yilmaz, A. Menevse, O. Gokdogan, N Goksu, S. Ozbilen“ Quantitative measurement of m RNA levels to assess expression of Cyclooxygenase-II,Inducible nitric oxide synthase and lipoxygenase-12 genes in middle ear cholesteatoma”. (First)
  • 5th ENT-BBC Congress 2-6 November 2013. “T. Catli (Present), M. Acar, Y. Olgun, I. Dağ, B.P. Cengiz, C. Cingi”. Analysis of acute impact of oleoresin capsicum on rat nasal mucosa using scanning electron microscopy. (Special Paper Award).
  • Inner Ear Diseases-Cochlear Implantation Congress 3-5/September 2014. “T. Tokat, T. Çatlı, A.F. Bayrak, C. Celik, L. Olgun”. Cochlear Implantation in Deafness After Meningitis: Our 12-Year Clinical and Surgical Experiences. (1st Prize in Auditory Implants Category).
  • 5th National Congress of Otology Neurootology May 4-7, 2017. “Tokat T, Çatlı T, Atsal G, Bozkurt EB , Olgun L”. Quality of Life After Cochlear Implant in Pediatric Patients with Auditory Neuropathy. (Oral presentation 3rd prize)

  • Cochlear Implantation and Middle Ear Implantation Course - Innsbruck/Austria-3-6 March 2020.
  • Good clinical practice and basic clinical research course. SBU Tepecik SUAM. 16-17 July 2018.
  • Cochlear Implantation Course –University of Dusseldorf- Düsseldorf/Germany-29-30 August 2017.
  • Cochlear Implantation Course –University of Zurich- Zurich/Switzerland-19-20 January 2016.
  • Auditory Implantation Course- Bahçeşehir University- Istanbul- 5-6 February 2016.
  • Sialoendoscopy Course- Medipol University- Istanbul- 27-28 November 2015.
  • Rhinoplasty and Elderly Facial Surgery Cadaver Course- Eppendorf University. Hamburg/ Germany 2-3 May 2014.
  • Temporal Bone Dissection Course- 11. Videoconferences. Cukurova University Faculty of Medicine. Adana. 29-31 March 2013.
  • Rhinoplasty Course- Kent ENT in cooperation with European Rhinology Association- Ankara-17-18 September 2011.
  • Basic Myringoplasty and Tympanoplasty Course- Thrace ENT Society- Edirne 15-16 September 2008.

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