Assoc. Prof. MD. Çağlar Ünal

Education and Specialization

• 2007–2013: Uludağ University Faculty of Medicine
• 2014–2019: Istanbul (Çapa) Faculty of Medicine, Internal Medicine
• 2019–2021: Istanbul Florence Nightingale Hospital, Medical Oncology
• 2021–2023: Istanbul Kartal Dr. Lütfi Kırdar Training and Research Hospital, Medical Oncology

Experience

• 2019: Istanbul Bahçelievler State Hospital
• 2023–2026: Istanbul Haydarpaşa Numune Training and Research Hospital

• Özönder Ünal I, Pirincci Aytac M, Özgedik Turhan N, Taylan Y, Ünal Ç, Topcu A, Cavdar E, Özcan E, Duymaz T, Berkol TD. Attachment Styles as Protective and Amplifying Factors in Caregiver Psychological Distress: A Multicenter Cross-Sectional Study in Oncology and Chronic Disease Caregiving. Healthcare (Basel). 2025 Oct 17;13(20):2612. doi: 10.3390/healthcare13202612. PMID: 41154290; PMCID: PMC12563351.
• Erdoğan İyigün Z, Ozmen T, İlgün S, Nakipoğlu C, Özkurt E, Çelebi F, Ünal Ç, Öztürk A, Alço G, Ordu Ç, Soybir G. Evaluation of Long-Term Lymphedema Rate in Patients With Subclinical Lymphedema Diagnosed in the Preoperative Period via Bioimpedance. Eur J Breast Health. 2025 Jan 1;21(1):40-45. doi: 10.4274/ejbh.galenos.2024.2024-9-5. PMID: 39744892; PMCID: PMC11706125.
• Ünal Ç, Azizy A, Karabulut S, Taştekin D, Akyıldız A, Yaşar S, Yalçın Ş, Çoban E, Evrensel T, Kalkan Z, Oruç Z, Derin S, Turna ZH, Bayram D, Köş FT, Şendur MAN, Sever N, Ercelep Ö, Seyyar M, Kefeli U, Uygun K, Özçelik M, Ön S, Şanlı UA, Canaslan K, Ünek İT, Yücel KB, Özdemir N, Yazıcı O, Güzel HG, Salim DK, Göksu SS, Tatlı AM, Ordu Ç, Selvi O, Sakin A, Büyükbayram ME, Dursun B, Ürün Y, Arak H, Ağdaş G, Uğraklı M, Hendem E, Eryılmaz MK, Bilgin B, Topçu A, Şimşek M, Büyükşimşek M, Akay B, Erdal GŞ, Karataş F, Alan Ö, Çağlayan M, Kahvecioğlu FA, Demirci A, Paksoy N, Çetin B, Gümüş M, Ak N, Aydınalp Y, Paydaş S, Güven DC, Kılıçkap S, Sağlam S. Efficacy of Capecitabine and Temozolomide Regimen in Neuroendocrine Tumors: Data From the Turkish Oncology Group. Oncologist. 2023 Oct 3;28(10):875-884. doi: 10.1093/oncolo/oyad257. PMID: 37676712; PMCID: PMC10546829.
• Ünal Ç, Özmen T, Ordu Ç, Uras C, Kara H, Gökmen E, Özdoğan M, Demircan O, Pilancı KN, Duymaz T, Özmen V. Assessment of High-Risk Breast Cancer in Older Patients: A Comparative Analysis of PREDICT Scores and TAILORx Risk Categorization. Eur J Breast Health. 2023 Oct 1;19(4):325-330. doi: 10.4274/ejbh.galenos.2023.2023-8-5. PMID: 37795003; PMCID: PMC10546806.
• Ünal Ç, Tunçer G, Çopur B, Pilanci KN, Okutur KS, Yararbaş K, Alan Ö, Sakin A, Simsek M, Ünal İÖ, Topçu A, Alaca Topçu Z, Duymaz T, Ordu Ç. Clinical and Inflammation Marker Features of Cancer Patients with COVID-19: Data of Istanbul, Turkey Multicenter Cancer Patients (2020–2022). Curr Med Res Opin. 2023 Jul;39(7):987-996. doi: 10.1080/03007995.2023.2223917. Epub 2023 Jun 23. PMID: 37300513.
• Ünal Ç, Özmen T, Ordu Ç, Pilanci KN, İlgün AS, Gökmen E, Almuradova E, Özdoğan M, Güler N, Uras C, Kara H, Demircan O, Işık S, Alço G, Saip P, Aydın E, Duymaz T, Çelebi F, Yararbaş K, Soybir G, Ozmen V. Survival Results According to Oncotype DX Recurrence Score in Patients with Hormone Receptor-Positive HER2-Negative Early-Stage Breast Cancer: First Multicenter Oncotype DX Recurrence Score Survival Data from Turkey. Front Oncol. 2023 Jun 28;13:1151733. doi: 10.3389/fonc.2023.1151733. PMID: 37448522; PMCID: PMC10338087.
• Ünal Ç, Özmen T, İlgün AS, Ordu Ç, Özkurt E, Ak N, Alço G, Erdoğan İyigün Z, Kurt S, Duymaz T, Öztürk MA, Elbüken Çelebi F, Yararbaş K, Soybir G, Aktepe F, Özmen V. MCM-2 Levels as a Potential Biomarker for Predicting High-Risk Breast Cancer Patients According to TAILORx Classification. Breast Cancer (Dove Med Press). 2023 Sep 1;15:659-669. doi: 10.2147/BCTT.S421535. PMID: 37674872; PMCID: PMC10478780.
• Ünal Ç, Ordu Ç, Özmen T, İlgun AS, Çelebi F, Baysal B, Özkurt E, Duymaz T, Erdoğan İyigün Z, Kurt S, Öztürk MA, Pilancı KN, Alço G, Yararbaş K, Kayan Tapan T, Güven DC, Soybir G, Özmen V. Evaluation of Anti-Müllerian Hormone Levels, Antral Follicle Counts, and Mean Ovarian Volumes in Chemotherapy-Induced Amenorrhea among Breast Cancer Patients: A Prospective Clinical Study. Curr Oncol. 2023 Oct 19;30(10):9217-9229. doi: 10.3390/curroncol30100666. PMID: 37887566; PMCID: PMC10605884.
• Unal, Caglar, and Sezer Saglam. Metastatic Neuroendocrine Carcinoma: Liver Metastases Presenting with Diffuse Nodular Calcifications on CT. Journal of Cancer Research and Therapeutics. 2023.
• Unal, C., Selcuk, N. A., Biricik, F. S., Alan, O., Ordu, C., Selvi, O., ... & Saglam, S. Assessing the Clinical Impact of Lutetium-177 DOTATATE Peptide Receptor Radionuclide Therapy (PRRT) on Metastatic Neuroendocrine Tumors: A Multicenter Real-World Data from Türkiye. 2023.
• Unal C, Ozonder Unal I, Ordu C. Investigation of Coping Strategies and Social Support of Cancer Patients in Times of Global Crisis. J Ist Faculty Med. 2023;86(4):345-353. doi: 10.26650/IUITFD.1326105.
• Ünal Ç and Sağlam S. Metronomic Temozolomide (mTMZ) and Bevacizumab—The Safe and Effective Frontier for Treating Metastatic Neuroendocrine Tumors (NETs): A Single-Center Experience. Cancers. 2023;15(23):5688.
• Hacioglu MB, Erdogan B, Bardakcı M, Algın E, Gulbagcı B, Hacibekiroglu I, Hamdard J, Olmez OF, Akkus H, Oksuzoglu B, Goksu SS, Dae SA, Sumbul AT, Ugraklı M, Karaagac M, Sahin E, Cabuk D, Ozer O, Yavuzsen T, Arıkan R, Köstek O, Atcı MM, Sakin A, Deligonul A, Bayır D, Dincer M, Unsal O, Yazıcı O, Zeynelgil E, Gulmez A, Harputluoglu H, Erol C, Sendur MAN, Aytekin A, Akagunduz B, Oner I, Er O, Oztosun B, Gumus M, Selçukbiricik F, Aykan MB, Karadurmus N, Degerli E, Demirci NS, Turkmen E, Şakalar T, Secmeler S, Tanrıverdi O, Alkan A, Kemal Y, Cil I, Unal C, Iriagaç Y, Alan O, Balli S, Urun Y, Ozcan E, Turhal NS, Cicin I. Major and Minor Salivary Gland Cancers: A Multicenter Retrospective Study. Head Neck. 2023 Jul;45(7):1643-1653. doi: 10.1002/hed.27376. Epub 2023 Apr 21. PMID: 37084179.
• Özönder Ünal I, Ünal C, Duymaz T, Ordu C. The Relationship Between Psychological Flexibility, Self-Compassion, and Posttraumatic Growth in Cancer Patients in the COVID-19 Pandemic. Support Care Cancer. 2023 Jun 29;31(7):428. doi: 10.1007/s00520-023-07891-4. PMID: 37380871.
• Ozmen V, Ordu C, Ilgun AS, Unal C, Soybir G, Erdogan Z, Kayan Tapan T, Aktepe F, Alco G, Duymaz T, Ozmen T. The Effects of Vitamin D Replacement on Pathological Complete Response (pCR) in Breast Cancer Patients Receiving Neoadjuvant Systemic Chemotherapy (NAC). Breast J. 2021 Dec;27(12):902-905. doi: 10.1111/tbj.14299. Epub 2021 Nov 21. PMID: 34806247.
• Almuradova E, Seyyar M, Arak H, Tamer F, Kefeli U, Koca S, Sen E, Telli TA, Karatas F, Gokmen I, Turhal NS, Sakalar T, Ayhan M, Ekinci F, Hafizoglu E, Kahraman S, Kesen O, Unal C, Alan O, Celik S, Yekeduz E, Omur O, Gokmen E. The Real-World Outcomes of Lutetium-177 PSMA-617 Radioligand Therapy in Metastatic Castration-Resistant Prostate Cancer: Turkish Oncology Group Multicenter Study. Int J Cancer. 2023 Oct 11. doi: 10.1002/ijc.34749. Epub ahead of print. PMID: 37818966.