Areas of Expertise
  • Anxiety Disorders
  • Depression and Mood Disorders
  • Obsessive-Compulsive Disorder (OCD)
  • Bipolar Disorder
  • Personality Disorders
  • Schizophrenia and Psychotic Disorders
  • Sexual Dysfunctions and Sex Therapy
  • Psycho-oncology

Education

  • 2008 – 2014 Istanbul Cerrahpaşa Faculty of Medicine, English-language Medicine programme
  • 2015 – 2020 Bakırköy Mazhar Osman Hospital for Mental and Neurological Disorders             

Experience

  • 2012–2013 Eberhard Karls University Hospital, University of Tübingen, Germany
  • 2020–2022 Istanbul Bayrampaşa State Hospital
  • 2022–2025 Istanbul Tuzla State Hospital
  • 2025–2026 Istanbul Kartal Dr Lütfi Kırdar City Hospital

Courses and Certificates

  • Basic Training in Sexuality and Sexual Dysfunctions, CETAD, Istanbul (2024)
  • Medıcres Good Clinical Practice & Publication Ethics Education, 2023
  • Level 2 Training in Sexuality and Sexual Dysfunctions, Association for Sex Therapy and Education, Istanbul, 2022
  • Level 1 Training in Sexuality and Sexual Dysfunctions, Association for Sex Therapy and Education, Istanbul, 2022
  • Advanced Training in Dynamic Psychotherapy for Personality Disorders (Prof. Dr Doğan Şahin – 100 hours), 2022
  • Training in Personality, Personality Disorders and Dynamic Psychotherapy – 2, Transference-Focused Psychotherapy Training (Prof. Dr Doğan Şahin – 90 hours)
  • Turkish Psychiatric Association Supportive Psychotherapy Training and Supervision: 2018–2020
  • Psycho-oncology Training, Modules I and II (Prof. Dr. Sedat Özkan & Prof. Dr. Mine Özkan), 2019
  • Psycho-Oncology Training and Practical Placements, Istanbul Aydın University (Ipos-Certified), 2019
  • Acceptance and Commitment Therapy (Prof. Dr K. Fatih Yavuz), 2017–2018

ÖZÖNDER ÜNAL, I., ERENSOY, H. & BERKOL, T.D. (2026). Seasonal variation in ammonia among euthymic women with Bipolar I Disorder treated with valproic acid in Turkey: a prospective study. BMC Psychiatry https://doi.org/10.1186/s12888-026-08269-6

AYTAÇ HM, OZONDER UNAL I, TOMRUK NB, VARLIK C (2026) Disordered Eating in Patients With Remission Schizophrenia: A Highly Prevalent but Largely Under-Explored Condition Despite Its Potential Relation to Psychopathology. Int J Soc Psychiatry. 29:207640261424409. doi: 10.1177/00207640261424409. PMID: 41906490.

ÖZÖNDER ÜNAL, I., PİRİNCCİ AYTAC, M., ÖZGEDİK TURHAN, N., TAYLAN, Y., ÜNAL, Ç., TOPCU, A., ... & BERKOL, T. D. (2025). Attachment Styles as Protective and Amplifying Factors in Caregiver Psychological Distress: A Multicenter Cross-Sectional Study in Oncology and Chronic Disease Caregiving. Healthcare (Vol. 13, No. 20, p. 2612) https://doi.org/10.3390/healthcare13202612

ÖZÖNDER ÜNAL I, PİRİNCCİ AYTAC M, ADALI AKER D, DUYMAZ T, DEMİR TD (2025). Cognitive functions in schizophrenia: the interplay between blood viscosity, serum osmolarity, and symptom severity. BMC Psychiatry 25(542). Doi: 10.1186/s12888-025-06970-6

ÖZÖNDER ÜNAL İ, ÜNAL Ç, DUYMAZ T, ORDU Ç (2023). The relationship between psychological flexibility, self-compassion, and posttraumatic growth in cancer patients in the COVID-19 pandemic. SupportiveCare in Cancer, 31(7), 428, Doi: 10.1007/s00520-023-07891-4

ÖZÖNDER ÜNAL İ, ORDU Ç (2023). Decoding Caregiver Burden in Cancer: Role of Emotional Health, Rumination, and Coping Mechanisms. Healthcare, 11(19), 2700, Doi: 10.3390/healthcare11192700

KALELİOĞLU T, KARAMUSTAFALIOĞLU N, EMÜL HM, ÇELİKEL G, ÖZÖNDER ÜNAL İ, KARA A, KILIÇ C, YALÇIN S, ÇELİK E, KILIÇ U, LADONI A, RAGONE E, CENTENO C, PENBERTHY JK (2023). Detecting biomarkers associated with antipsychotic-induced extrapyramidal syndromes by using machine learning techniques. Journal of Psychiatric Research, 158(2023), 300-304.,Doi: 10.1016/j.jpsychires.2023.01.003

ÖZÖNDER ÜNAL İ, BERKOL TD (2023). INVESTIGATION OF APRAXIA IN PATIENTS WITH SCHIZOPHRENIA AND BIPOLAR DISORDER TYPE I. Psychiatria Danubina, 35(1), 47-55.,Doi: 10.24869/psyd.2023.47

ÖZÖNDER ÜNAL İ (2023). Exploring praxia deficits in bipolar disorder: A cross-sectional analysis of functionality and quality of life. Journal of Surgery and Medicine, 7(10), 682-689.,Doi: 10.28982/josam.7967

ÖZÖNDER ÜNAL İ, ORDU Ç (2023). Alexithymia, Self-Compassion, Emotional Resilience, and Cognitive Emotion Regulation: Charting the Emotional Journey of Cancer Patients. Current Oncology, 30(10), 8872-8887.,Doi: 10.3390/curroncol30100641

ÜNAL Ç, TUNÇER G, ÇOPUR B, PİLANCI KN, OKUTUR SK, YARARBAŞ K, ALAN ÖZKAN, SAKİN A, ŞİMŞEK M, ÖZÖNDER ÜNAL İ, TOPÇU A, ALACA TOPÇU Z, DUYMAZ T, ORDU Ç (2023). Clinical and inflammation marker features of cancer patients with COVID-19: data of Istanbul, Turkey multicenter cancer patients (2020–2022). CURRENT MEDICAL RESEARCH AND OPINION, 39(7), 987-996.,Doi: 10.1080/03007995.2023.2223917

BERKOL TD, ÖZÖNDER ÜNAL İ (2023). Exploring the clinical characteristics and etiological factors of comorbid major depressive disorder and social anxiety disorder. Biomolecules and Biomedicine (BosnianJournal of Basic MedicalSciences), 23(6), 1136-1145.,Doi: 10.17305/bb.2023.9690

ÖZÖNDER ÜNAL I, BERKOL TD (2025) Bibliometric Analysis: Mapping the Global Research Landscape of Inflammation in Bipolar Disorder. South. Clin. Ist. Euras. 36 (4), 411-420

ÖZÖNDER ÜNAL I, AYTAÇ HM (2025) Evaluating AI in Psychiatry Board Exams: A Comparative Study of ChatGPT-4 and Google Gemini. Haydarpasa Numune Med J. 65(2): 165-173

ÖZÖNDER ÜNAL I, PİRİNCCİ AYTAC M, ADALI AKER D, BERKOL TD (2025) Linking eveningness to depression and anxiety: the mediating role of impulsivity and Resilience. Acta Medica 56 (3), 148-165

ÖGE B, ÖZÖNDER ÜNAL I, ERENSOY H, BERKOL TD (2025). The Impact Of Social Media Addiction On Shyness And Interpersonal Competence: Exploring Emotional And Relational Dynamics. The Journal of Neurobehavioral Sciences 12 (2), 68-77

ÜNÜVAR M, OZONDER UNAL I, ERENSOY H, BERKOL T (2025). Raising Through Reflection: The Influence of Childhood Trauma on Millennial Parenting Behaviours. JNBS;12(1):16-22.

ÜNAL Ç, ÖZÖNDER ÜNAL İ, ORDU Ç (2023). INVESTIGATION OF COPING STRATEGIES AND SOCIAL SUPPORT OF CANCER PATIENTS IN TIMES OF GLOBAL CRISIS. İstanbul Tıp Fakültesi Dergisi, 86(4), 345-353.,Doi: 10.26650/IUITFD.1326105

ÖZÖNDER ÜNAL İ, TOPÇU A (2023). The Relationship Between Depression and Inflammation Markers in Patients with Metastatic Lung Cancer. Namık Kemal Tıp Dergisi, 11(1), 72-79.,Doi: 10.4274/nkmj.galenos.2023.58076

ÖZÖNDER ÜNAL I, OBA MÇ (2025). Aripiprazole Treatment in Delusional Infestation: Resolving Atypical Presentations of Body Fluid Leakage. Am J Case Rep.e948375. Doi: 10.12659/AJCR.948375.

 

 

Resume

Education

  • 2008 – 2014 Istanbul Cerrahpaşa Faculty of Medicine, English-language Medicine programme
  • 2015 – 2020 Bakırköy Mazhar Osman Hospital for Mental and Neurological Disorders             

Experience

  • 2012–2013 Eberhard Karls University Hospital, University of Tübingen, Germany
  • 2020–2022 Istanbul Bayrampaşa State Hospital
  • 2022–2025 Istanbul Tuzla State Hospital
  • 2025–2026 Istanbul Kartal Dr Lütfi Kırdar City Hospital

Courses and Certificates

  • Basic Training in Sexuality and Sexual Dysfunctions, CETAD, Istanbul (2024)
  • Medıcres Good Clinical Practice & Publication Ethics Education, 2023
  • Level 2 Training in Sexuality and Sexual Dysfunctions, Association for Sex Therapy and Education, Istanbul, 2022
  • Level 1 Training in Sexuality and Sexual Dysfunctions, Association for Sex Therapy and Education, Istanbul, 2022
  • Advanced Training in Dynamic Psychotherapy for Personality Disorders (Prof. Dr Doğan Şahin – 100 hours), 2022
  • Training in Personality, Personality Disorders and Dynamic Psychotherapy – 2, Transference-Focused Psychotherapy Training (Prof. Dr Doğan Şahin – 90 hours)
  • Turkish Psychiatric Association Supportive Psychotherapy Training and Supervision: 2018–2020
  • Psycho-oncology Training, Modules I and II (Prof. Dr. Sedat Özkan & Prof. Dr. Mine Özkan), 2019
  • Psycho-Oncology Training and Practical Placements, Istanbul Aydın University (Ipos-Certified), 2019
  • Acceptance and Commitment Therapy (Prof. Dr K. Fatih Yavuz), 2017–2018

Publications

ÖZÖNDER ÜNAL, I., ERENSOY, H. & BERKOL, T.D. (2026). Seasonal variation in ammonia among euthymic women with Bipolar I Disorder treated with valproic acid in Turkey: a prospective study. BMC Psychiatry https://doi.org/10.1186/s12888-026-08269-6

AYTAÇ HM, OZONDER UNAL I, TOMRUK NB, VARLIK C (2026) Disordered Eating in Patients With Remission Schizophrenia: A Highly Prevalent but Largely Under-Explored Condition Despite Its Potential Relation to Psychopathology. Int J Soc Psychiatry. 29:207640261424409. doi: 10.1177/00207640261424409. PMID: 41906490.

ÖZÖNDER ÜNAL, I., PİRİNCCİ AYTAC, M., ÖZGEDİK TURHAN, N., TAYLAN, Y., ÜNAL, Ç., TOPCU, A., ... & BERKOL, T. D. (2025). Attachment Styles as Protective and Amplifying Factors in Caregiver Psychological Distress: A Multicenter Cross-Sectional Study in Oncology and Chronic Disease Caregiving. Healthcare (Vol. 13, No. 20, p. 2612) https://doi.org/10.3390/healthcare13202612

ÖZÖNDER ÜNAL I, PİRİNCCİ AYTAC M, ADALI AKER D, DUYMAZ T, DEMİR TD (2025). Cognitive functions in schizophrenia: the interplay between blood viscosity, serum osmolarity, and symptom severity. BMC Psychiatry 25(542). Doi: 10.1186/s12888-025-06970-6

ÖZÖNDER ÜNAL İ, ÜNAL Ç, DUYMAZ T, ORDU Ç (2023). The relationship between psychological flexibility, self-compassion, and posttraumatic growth in cancer patients in the COVID-19 pandemic. SupportiveCare in Cancer, 31(7), 428, Doi: 10.1007/s00520-023-07891-4

ÖZÖNDER ÜNAL İ, ORDU Ç (2023). Decoding Caregiver Burden in Cancer: Role of Emotional Health, Rumination, and Coping Mechanisms. Healthcare, 11(19), 2700, Doi: 10.3390/healthcare11192700

KALELİOĞLU T, KARAMUSTAFALIOĞLU N, EMÜL HM, ÇELİKEL G, ÖZÖNDER ÜNAL İ, KARA A, KILIÇ C, YALÇIN S, ÇELİK E, KILIÇ U, LADONI A, RAGONE E, CENTENO C, PENBERTHY JK (2023). Detecting biomarkers associated with antipsychotic-induced extrapyramidal syndromes by using machine learning techniques. Journal of Psychiatric Research, 158(2023), 300-304.,Doi: 10.1016/j.jpsychires.2023.01.003

ÖZÖNDER ÜNAL İ, BERKOL TD (2023). INVESTIGATION OF APRAXIA IN PATIENTS WITH SCHIZOPHRENIA AND BIPOLAR DISORDER TYPE I. Psychiatria Danubina, 35(1), 47-55.,Doi: 10.24869/psyd.2023.47

ÖZÖNDER ÜNAL İ (2023). Exploring praxia deficits in bipolar disorder: A cross-sectional analysis of functionality and quality of life. Journal of Surgery and Medicine, 7(10), 682-689.,Doi: 10.28982/josam.7967

ÖZÖNDER ÜNAL İ, ORDU Ç (2023). Alexithymia, Self-Compassion, Emotional Resilience, and Cognitive Emotion Regulation: Charting the Emotional Journey of Cancer Patients. Current Oncology, 30(10), 8872-8887.,Doi: 10.3390/curroncol30100641

ÜNAL Ç, TUNÇER G, ÇOPUR B, PİLANCI KN, OKUTUR SK, YARARBAŞ K, ALAN ÖZKAN, SAKİN A, ŞİMŞEK M, ÖZÖNDER ÜNAL İ, TOPÇU A, ALACA TOPÇU Z, DUYMAZ T, ORDU Ç (2023). Clinical and inflammation marker features of cancer patients with COVID-19: data of Istanbul, Turkey multicenter cancer patients (2020–2022). CURRENT MEDICAL RESEARCH AND OPINION, 39(7), 987-996.,Doi: 10.1080/03007995.2023.2223917

BERKOL TD, ÖZÖNDER ÜNAL İ (2023). Exploring the clinical characteristics and etiological factors of comorbid major depressive disorder and social anxiety disorder. Biomolecules and Biomedicine (BosnianJournal of Basic MedicalSciences), 23(6), 1136-1145.,Doi: 10.17305/bb.2023.9690

ÖZÖNDER ÜNAL I, BERKOL TD (2025) Bibliometric Analysis: Mapping the Global Research Landscape of Inflammation in Bipolar Disorder. South. Clin. Ist. Euras. 36 (4), 411-420

ÖZÖNDER ÜNAL I, AYTAÇ HM (2025) Evaluating AI in Psychiatry Board Exams: A Comparative Study of ChatGPT-4 and Google Gemini. Haydarpasa Numune Med J. 65(2): 165-173

ÖZÖNDER ÜNAL I, PİRİNCCİ AYTAC M, ADALI AKER D, BERKOL TD (2025) Linking eveningness to depression and anxiety: the mediating role of impulsivity and Resilience. Acta Medica 56 (3), 148-165

ÖGE B, ÖZÖNDER ÜNAL I, ERENSOY H, BERKOL TD (2025). The Impact Of Social Media Addiction On Shyness And Interpersonal Competence: Exploring Emotional And Relational Dynamics. The Journal of Neurobehavioral Sciences 12 (2), 68-77

ÜNÜVAR M, OZONDER UNAL I, ERENSOY H, BERKOL T (2025). Raising Through Reflection: The Influence of Childhood Trauma on Millennial Parenting Behaviours. JNBS;12(1):16-22.

ÜNAL Ç, ÖZÖNDER ÜNAL İ, ORDU Ç (2023). INVESTIGATION OF COPING STRATEGIES AND SOCIAL SUPPORT OF CANCER PATIENTS IN TIMES OF GLOBAL CRISIS. İstanbul Tıp Fakültesi Dergisi, 86(4), 345-353.,Doi: 10.26650/IUITFD.1326105

ÖZÖNDER ÜNAL İ, TOPÇU A (2023). The Relationship Between Depression and Inflammation Markers in Patients with Metastatic Lung Cancer. Namık Kemal Tıp Dergisi, 11(1), 72-79.,Doi: 10.4274/nkmj.galenos.2023.58076

ÖZÖNDER ÜNAL I, OBA MÇ (2025). Aripiprazole Treatment in Delusional Infestation: Resolving Atypical Presentations of Body Fluid Leakage. Am J Case Rep.e948375. Doi: 10.12659/AJCR.948375.

 

 

Quick Appointment
Randevu alabilmek için hastane ve branş seçmeniz gerekmektedir.
Create an Appointment
Calendar

Thank You

We will contact you as soon as possible. We wish you healthy days!