Funda Tekkeshin, Pediatric hematologist/oncologist

Professional Experience  

2025 – Present  

Pediatric Hematology and Oncology Specialist  

Istanbul Florence Nightingale Hospital, Istanbul, Türkiye  

2024 – 2025  

Pediatric Hematology and Oncology Specialist  

Acıbadem Ataşehir Hospital, Istanbul, Türkiye  

2020 – 2024  

Physician, Pediatric Stem Cell Transplantation Unit  

Ümraniye Training and Research Hospital, Istanbul, Türkiye  

2016 – 2024  

Pediatric Hematology and Oncology Specialist  

Ümraniye Training and Research Hospital, Istanbul, Türkiye  

2015 – 2016  

Pediatric Specialist  

Konya Training and Research Hospital, Konya, Türkiye  

2009  

Physician, Pediatric Intensive Care Unit  

Dr. Sami Ulus Children's Hospital, Ankara, Türkiye  

Education  

2010 – 2015  

Fellowship in Pediatric Hematology and Oncology  

Gazi University Faculty of Medicine, Ankara, Türkiye  

2004 – 2009  

Residency in Pediatrics  

Hacettepe University Faculty of Medicine, İhsan Doğramacı Children's Hospital, Ankara, Türkiye  

1995 – 2002  

Doctor of Medicine (MD)  

Hacettepe University Faculty of Medicine, Ankara, Türkiye  

Areas of Expertise  

 Pediatric Hematology  

 Pediatric Oncology  

 Pediatric Bone Marrow and Stem Cell Transplantation  

 Childhood Leukemia  

 Childhood Lymphoma  

 Benign Pediatric Hematologic Disorders  

 Pediatric Immunology-Related Hematologic Diseases  

 Supportive Care in Pediatric Oncology  

Selected International Publications  

 Küpeli S, Tekkeşin F, et al. Wilms' Tumor Associated with Vertebral Anomalies. Journal of Pediatric  

Hematology/Oncology. 2008.  

 Tekkeşin F, et al. High-Risk ALK-Negative Anaplastic Large-Cell Lymphoma Presenting with Hypereosinophilic  

Syndrome in a 2.5-Year-Old Child. Pediatric Hematology and Oncology. 2012.  

 Derinkuyu BE, Tekkeşin F, et al. Imaging Features of Burkitt Lymphoma in the Pediatric Age Group.  

Diagnostic and Interventional Radiology. 2016.  

 Tekkeşin F, et al. Multisystem Langerhans Cell Histiocytosis with Thymic Involvement in a 2-Month-Old  

Infant. Turkish Journal of Pediatrics. 2016.  

 Kayilioğlu H, Tekkeşin F, et al. Association of CYP3A5 Expression and Vincristine Neurotoxicity in Pediatric  

Malignancies. Journal of Pediatric Hematology/Oncology. 2017.  

 Tekkeşin F, et al. Successful Treatment of Disseminated Fungal Infections in Pediatric Acute Lymphoblastic  

Leukemia Patients. Blood Research & Transfusion Journal. 2018.  

 Tekkeşin F, et al. Blastic Plasmacytoid Dendritic Cell Neoplasm in a Pediatric Patient Treated with Stem Cell  

Transplantation. Journal of Pediatric Hematology/Oncology. 2021.  

 Koç BS, Tekkeşin F, et al. Granulocyte Transfusion in Life-Threatening Infections in Pediatric Oncology  

Patients. Transfusion and Apheresis Science. 2021.  

 Yıldırım ÜM, Tekkeşin F, et al. Predictive Factors for Response to Intravenous Immunoglobulin Therapy in  

Childhood Immune Thrombocytopenia. 2022.  

 Tekkeşin F, et al. Acute Complications During Intensive Chemotherapy in Pediatric Acute Lymphoblastic  

Leukemia Patients. North Clinical Istanbul. 2023.  

 Koç BS, Tekkeşin F, et al. Impact of Childhood Cancer on Parental Psychology. Journal of Clinical Medicine.  

2024.  

 Tekkeşin F, et al. Treatment Approaches in Relapsed-Refractory Infantile Fibrosarcoma. Journal of Paediatrics  

and Child Health. 2025.  

Additional Publications (Originally Published in Turkish)  

 Tekkeşin F, İskender D, et al. Severe (Complicated) Varicella Infection in an Adolescent Girl with Selective IgM  

Deficiency: A Case Report.  

 Tekkeşin F, Ceyhan M. An Infant Presenting with Fever and Wheezing: What Is the Diagnosis?  

 Tekkeşin F, et al. Steroid-Induced Hepatotoxicity in an Adolescent with T-Cell Lymphoblastic Lymphoma: A  

Case Report.  

 Koç BS, Tekkeşin F, et al. Diagnostic Clues of Acute Leukemia in Childhood for Non-Hematologists.  

 Çakı Kılıç S, Tekkeşin F, et al. Pediatric Secondary Hemophagocytic Lymphohistiocytosis: A Single-Center  

Experience.  

 Oskay K, Tekkeşin F, et al. Spontaneous Tumor Lysis Syndrome and Acute Renal Failure in a 12-Year-Old  

Patient: A Case Report.  

 Tekkeşin F, et al. Congenital Thrombotic Thrombocytopenic Purpura as a Rare Cause of Recurrent  

Thrombocytopenia in Childhood.  

Professional Memberships  

 Turkish Society of Hematology  

 Active contributor to national and multicenter pediatric hematology and oncology research collaborations