1994 - 2000 : Ege University Faculty of Medicine, IZMIR
2001 - 2006 : İzmir Dr. Suat Seren Pulmonology and Surgery Training and Research Hospital (2001-2006 Assistant Training)
Izmir Buca Seyfi Demirsoy State Hospital
2006 - 2007 : GATA Pulmonology Department, ANKARA
2007 - 2008 : Buca Seyfi Demirsoy State Hospital, IZMIR
2008 - 2010 : Akçakale State Hospital, SANLIURFA
2010 - 2012 : Osmaniye Private İbni Sina Hospital
2012 - : Private Tinaztepe Hospital, IZMIR
2012 - : Buca Medical Center, IZMIR
Master thesis :
Urinary uric acid excretion and overnight change in urinary uric acid/creatinine ratio as an indicator of tissue hypoxia in patients with obstructive sleep apnea syndrome and COPD
Thorax Society 2006 Annual Congress - T.Poster Presentation
ERS ( European Respiratory Society) 2006 Annual Congress - Thematic Poster Session
Certificates and Documents:
Chest Diseases Specialist Competence Certificate (BOARD) 2007
Sleep Disorders Center Course Certificate 2007
· Smoking Cessation Initiative Course Certificate 2012
Sleep Disorders Certificate 2017
Scientific studies :
1. Hemoptysis: A Retrospective Analysis of 311 Cases
Hakan KOCA, Sezen S. OZDEN, Filiz GULDAVAL, Rıfat ÖZACAR
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
Journal of Izmir Chest Hospital 2008, Volume 22, Issue 3, Page(s) 065-071
*Thorax Society Annual Congress 2005- T.Poster Presentation
*European Respiratory Society 2005 Annual Congress- T.Poster Presentation
2. A Case of Tracheoesophageal Fistula with Pneumonia in Adults
Hakan KOCA , Sezen S. OZDEN, Filiz GULDAVAL, Rıfat ÖZACAR
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
Respiratory. Year: 2004 Volume: 6 Issue: 5 231-234
3. A Fast Progressive Case of Malignant Mesothelioma
Sezen S. ÖZDEN, Hakan KOCA, Filiz GULDAVAL, Rıfat ÖZACAR
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
Lung Archive 2004; 5(4): 203 - 205.
4. A Case of Lung Adeno Cancer Presented with Thumb Metastasis (TÜSAD Congress 2005-T.Poster)
Filiz Guldaval, Sezen Senirmak Ozden, Hakan Koca, Gunseli Balci, Rifat Ozacar
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
5. Serum Electrolyte Levels and Effects of Drugs Used on Electrolyte Levels in Acute Attacks of COPD (TÜSAD Congress 2005- T.Poster)
Sezen Senırmak Ozden, Filiz Guldaval, Hakan Koca, Gunseli Balci, Murat Yuziak, Rifat Ozacar
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
6. The Role of Theophylline Treatment in Acute Attack of COPD (TÜSAD Congress 2005- T.Poster)
Murat YÜZÜAK, Günseli BALCI, Levent USTA, Hakan KOCA, Rıfat ÖZACAR
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
7. The Relationship Between Nocturnal Hypoxemia and Nocturnal Uric Acid/Creatinine Ratio in Obstructive Sleep Apnea Syndrome (TÜSAD Congress 2005-Verbal Presentation)
Hakan Koca, Zeynep Zeren Ucar, Sezen Senirmak Ozden, Murat Yuziak, Rifat Ozacar,
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
8. Seasonal Changes in Hemoptysis (TÜSAD Congress 2005- T.Poster)
Hakan Koca, Sezen Senirmak Ozden, Filiz Guldaval, Gunseli Balci, Rifat Ozacar
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
9. Community-Acquired Pseudomonas Aeruginosa Pneumonia Caused Fatal Progression in a Healthy Case within 48 Hours
Turkish Thoracic Journal. September 2010, Volume 11, Issue 3
Cenk Kıraklı, Hakan Koca, Zeynep Zeren Uçar, Ahmet Emin Erbaycu, Rifat Özacar
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
10. A Case of Kartagener Syndrome with Genitourinary System Anomalies (Toraks Society Congress 2005- Poster)
Sezen S. Ozden, Hakan Koca, Filiz Guldaval, Rifat Ozacar
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
11. Characteristics of Tuberculosis Cases Followed in Our Chest Diseases Clinic in 2000-2002 (Toraks Society 2005 Congress)
Sezen Şenırmak Özden*, Hakan Koca*, Emel Tellioğlu*, Gürkan Ertuğrul*, Şevket Dereli*, Rıfat Özacar*
Izmir Dr.Suat Seren Chest Diseases and Surgery Training and Research Hospital
12. Evaluation of Skin Prick Test Results in Patients Applying with Allergic Respiratory Tract Complaints in Osmaniye Region
Hakan Koca, Osmaniye Private Ibn-Sina Hospital
Journal of Izmir Chest Hospital 2013, Volume 27, Issue 3, Page(s) 159-164
13. ASKO (Application and Observation of Results in Asthma and COPD) Project, 2012
Turkish Thoracic Society
Turkish Respiratory Research Association
Turkish Sleep Medicine Association
Turkish Medical Association