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Prof. Dr. Meliha Nalçacı Hematology

Prof. Dr. Meliha Nalçacı

✓ Medically verified profile
Hematology

Prof. Dr. Meliha Nalçacı

✓ Medically verified profile
Languages: Turkish, EnglishOnline consultationAcibadem Bakirkoy Hospital · İstanbul
★★★★★ From 2,400+ verified Acibadem patient reviews
Prof. Dr. Meliha Nalçacı
Profile

About Prof. Dr. Meliha Nalçacı

Quick answer

Prof. Dr. Meliha Nalçacı is a hematology specialist at Acibadem Bakirkoy Hospital in İstanbul with 1+ years of experience.

She treats myelodysplastic syndromes, essential thrombocythemia, primary myelofibrosis, immune thrombocytopenia, and myeloproliferative neoplasms, including Philadelphia-negative, chronic, and JAK2 V617F-mutated forms, and also handles blood and blood product transfusion and rituximab therapy for immune thrombocytopenia. She consults in Turkish and English and offers online video consultation.

Prof. Meliha Nalçacı is a seasoned physician and educator with a long-standing commitment to medical excellence. She earned her medical degree from Istanbul University, Istanbul Faculty of Medicine in 1999 and has built a distinguished career combining clinical practice, teaching, and leadership. Throughout her career she has focused on delivering high-quality patient care while mentoring the next generation of physicians.

In 2025 she joined Acibadem Health Group, where she continues to apply her expertise to improve patient outcomes and contribute to the institution’s clinical and educational missions. Known for her clinical rigor, compassionate approach, and dedication to lifelong learning, Prof. Nalçacı remains actively involved in professional development and collaborative care initiatives.

Clinical Focus

Areas of Expertise

Conditions treated and procedures performed by this specialist.

Myelodysplastic syndromesEssential thrombocythemiaPrimary myelofibrosisImmune thrombocytopeniaMyeloproliferative neoplasmsPhiladelphia-negative myeloproliferative neoplasmsChronic myeloproliferative neoplasmsJAK2 V617F-mutated myeloproliferative neoplasmsBlood and blood product transfusionRituximab therapy for immune thrombocytopenia
Background

Education

  • 1999Istanbul University Istanbul Faculty of Medicine / Professor
  • 1994Istanbul University Istanbul Faculty of Medicine Hematology
  • 1993–1999Istanbul University Istanbul Faculty of Medicine, Department of Internal Medicine, Department of Internal Medicine / Associate Professor
  • 1987–1993Istanbul University Istanbul Faculty of Medicine, Department of Internal Medicine, Department of Internal Medicine / Research Assistant
  • 1984Istanbul University Istanbul Faculty of Medicine Internal Medicine
  • 1980Istanbul University Istanbul Faculty of Medicine
Career

Professional Experience

  • 2025Acibadem Health Group
Research

Selected Publications

  • transfusion of blood and blood products . clinical actual medicine internal medicine forum, 5(2), 55-61. (Control No: 4616984) NALÇACI MELİHA
  • The frequency of C609T polymorphism in the NQ01 gene and its relation to cytogenetic abnormalities in patients with myelodysplastic syndrome celi mol biol, 30 (Publication No: 3213229) bağatır gülçin,SIRMA EKMEKÇİ SEMA,palandüz şükrü,ÖZTÜRK ŞÜKRÜ,ÇEFLE KIVANÇ,ÖZBEK UĞUR,YENEREL MUSTAFA NURİ,NALÇACI MELİHA
  • The Clinical Significance of IDH Mutations in Essential Thrombocythemia and Primary Myelofibrosis j elin med res, 8(1), 29- 39. (Publication No: 3213584) diral turkeys silk,mountains aday aynur,turkeys fehmi,akadam teker başak,yılmaz ceylan,NALÇACI MELİHA,YAVUZ AKİF SELİM,SARGIN FATMA DENİZ
  • Rituximab Therapy in Adults with Refractory Symptomatic Immune Thrombocytopenia Long Term Follovv Up of 15 Cases turk j haematol, Doi: 10.4274/tjh.2016.0086 (Publication No: 3213301) turkeys fehmi,diral turkeys silk,YENEREL MUSTAFA NURİ,NALÇACI MELİHA,KÜÇÜKKAYA REYHAN
  • Impact of JAK2V617F Mutational Status on Phenotypic Features in Essential Thrombocythemia and Primary Myelofibrosis turk j haematol, 5(33), 94-101. (Publication No: 3213685) diral ipek,dağlar aday aynur,akadam teker başak,yılmaz ceylan,NALÇACI MELİHA,YAVUZ AKİF SELİM,SARGIN FATMA DENİZ
  • The Burden of JAK2V617F Mutated Allele in Turkish Patients With Myeloproliferative Neoplasms. J Clin Med Res, 7(3), 161-170. (Publication No: 1836377) silk from yonal turkeys,dağlar aday aynur,akadam teker basak.yılmaz ceylan,NALÇACI MELİHA,YAVUZ AKİF SELİM,SARGIN FATMA DENİZ
  • Prognostic significance of ASXL1 JAK2V617F mutations and JAK2V617F allele burden in Philadelphia negative myeloproliferative neoplasms J Blood Med, 6, 157-171., Doi: doi: 10.2147/JBM.S78826. eCollection 2015. (Publication No: 1835326) silk from yonal turkeys,dağlar aday aynur,akadam teker basak.yılmaz ceylan,NALÇACI MELİHA,yavuz akif selim,sargın deniz
  • MPL W515L K Mutations in Chronic Myeloproliferative Neoplasms TURK J HEMATOL, 30(1), 8-12. (Publication No: 1836709) AKPINAR TİMUR SELÇUK,HANÇER VEYSEL SABRİ,NALÇACI MELİHA,DİZ KÜÇÜKKAYA REYHAN
  • Revievv of therapeutic options and the management of patients with myelodysplastic syndromes. EXPERT REV HEMATOL, 6(2), 165-189. (Publication No: 1836883) ÖZCAN MEHMET ALİ,İLHAN OSMAN,ÖZCEBE OSMAN İLHAMİ,NALÇACI MELİHA,GÜLBAŞ ZAFER
Good to Know

Frequently Asked Questions

What is Dr. Meliha Nalçacı's specialty?
Dr. Meliha Nalçacı is a specialist in Hematology at Acibadem. For a personalised assessment, the Acibadem international patient team can review your medical history and reports and explain the suitable next steps.
Which hospital does Dr. Meliha Nalçacı practise at?
Dr. Meliha Nalçacı sees patients at Acibadem Bakirkoy Hospital in İstanbul. The international patient team can confirm current availability and help you plan a consultation or visit.
What languages can I use when consulting Dr. Meliha Nalçacı?
Consultations with Dr. Meliha Nalçacı are supported in Turkish and English. In addition, Acibadem provides multilingual coordination and interpreter support so international patients can communicate clearly throughout their care.
How can I book an appointment with Dr. Meliha Nalçacı?
You can request an appointment with Dr. Meliha Nalçacı using the appointment form on this page, or by contacting the Acibadem international patient team by phone or WhatsApp. After you share your details, the team checks availability and confirms your appointment, usually within 24 hours.
Is an online video consultation available with Dr. Meliha Nalçacı?
Yes. Dr. Meliha Nalçacı offers online video consultations, so you can discuss your condition and reports with the specialist before making any travel arrangements. The international patient team can help you schedule a secure video visit.
Can international patients arrange treatment with Dr. Meliha Nalçacı?
Yes. Acibadem supports international patients end to end — from the first consultation and treatment planning through appointment scheduling, interpretation during the stay and follow-up after returning home. Sharing your case for an initial assessment is free of charge.
How do I get a second opinion involving Dr. Meliha Nalçacı?
You can request an independent review of your diagnosis and proposed treatment. Share your medical reports through the consultation or "Ask a Doctor" form on this site, and the team will arrange a specialist review and explain the available options.
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Where

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Patient Voices

What patients say about Prof. Dr. Meliha Nalçacı

★★★★★From 2,400+ verified patient reviews
★★★★☆ Verified Patient

“I travelled from abroad for anemia treatment and the whole experience was seamless. Prof. Dr. Nalçacı explained the risks honestly and earned my full trust. The international patient office coordinated everything perfectly.”

Gulnara Z. · Azerbaijan January 2026
★★★★★ Verified Patient

“Facing a blood cancer diagnosis, I found Prof. Dr. Nalçacı honest, knowledgeable and deeply reassuring.”

Sophie R. · Ireland January 2026
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