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Asst. Prof. Dr. Kemal Ünal Gastrointestinal Oncology Unit Clinical Service

Asst. Prof. Dr. Kemal Ünal

✓ Medically verified profile
Gastrointestinal Oncology Unit Clinical Service

Asst. Prof. Dr. Kemal Ünal

✓ Medically verified profile
17+ years experienceLanguages: Turkish, EnglishOnline consultationAcibadem Atakent Hospital · İstanbul
★★★★★ From 2,400+ verified Acibadem patient reviews
Asst. Prof. Dr. Kemal Ünal
Profile

About Asst. Prof. Dr. Kemal Ünal

Quick answer

Asst. Prof. Dr. Kemal Ünal is a Nuclear Medicine physician at Acibadem Atakent Hospital, İstanbul, with 17+ years of experience.

He focuses on FDG PET/CT imaging, gastrointestinal cancers, liver metastases and radioembolization for liver metastases, incidental colonic FDG uptake, lung cancer PET/CT imaging, unknown primary tumor evaluation, I-131 post-ablation scintigraphy, myocardial viability imaging, and nuclear medicine imaging in acute coronary syndromes. He consults in Turkish and English and offers online video consultation.

Assist. Prof. Kemal Ünal is a nuclear medicine specialist with clinical and academic experience. He graduated from Gazi University Faculty of Medicine in 2008 with a specialization in Nuclear Medicine. Since 2018 he has been affiliated with Acıbadem Health Group, where he practices and contributes to patient care and diagnostic services. He is an active member of the Turkish Medical Association and the Turkish Nuclear Medicine Association, maintaining engagement with professional standards and developments in his field.

Clinical Focus

Areas of Expertise

Conditions treated and procedures performed by this specialist.

FDG PET/CT imagingLiver metastasesRadioembolization for liver metastasesGastrointestinal cancersIncidental colonic FDG uptakeLung cancer PET/CT imagingUnknown primary tumor evaluationI-131 post-ablation scintigraphyMyocardial viability imagingNuclear medicine imaging in acute coronary syndromes
Background

Education

  • 2008Gazi University Faculty of Medicine Nuclear Medicine
  • 2003Hacettepe University Faculty of Medicine
Career

Professional Experience

  • 2018Acibadem Health Group
  • 2016–2018Okan University Hospital
  • 2012–2016Medicalpark Izmir Hospital
  • 2010–2012Elazığ Training and Research Hospital
  • 2009–2010GATA Haydarpasa Military Hospital
Affiliations

Professional Memberships

  • Turkish Medical Association
  • Turkish Nuclear Medicine Association
Research

Selected Publications

  • Sjögrens Syndrome with Polyserositis, Gastrointestinal Findings and Ascending Aortic Aneurysm Angiol 2017, 5:193. DOI: 10.4172/2329-9495.1000193. Heper G, Cetin S, Unal K, Salihi S, Bostanci B, Korkmaz M.
  • Effectiveness of the addition of the brain region to the FDG-PET/CT imaging area in patients with suspected or diagnosed lung cancer. Radiol Med. 2016 Mar;121(3):218-24. doi: 10.1007/s11547-015-0597-y. Tasdemir B, Urakci Z, Dostbil Z, Unal K, Simsek FS, Teke F, Goya C.
  • Radioembolization in Liver Metastases (review). Turkiye Klinikleri J Med Oncol-Special Topics 2015;8(1):81-5. Unal K, Guner AL
  • What Approach Should We Take for the Incidental Finding of Increased Fdg Uptake Foci in Colon on PET/CT? Nucl Med Commun. 2015 Dec;36(12):1195-201. doi: 10.1097/MNM.0000000000000388 Simsek FS, Ispiroglu M, Tasdemir B, Koroglu M, Unal K, Ozercan IH, Entok E, Kuslu D, Karabulut K.
  • FDG PET/CT and Other Nuclear Medicine Imaging Methods in Liver Metastases (review). Turkiye Klinikleri J Med Oncol-Special Topics 2015;8(1):20-3. Unal K.
  • The significance of lower extremity FDG PET/CT imaging in patients with unknown primary tumor Medical Science and Discovery. 2015;2(6):364-8. Doi: 10.17546/msd.78014. Tasdemir B, Dostbil Z, Unal K, Yildirim S, Akatli AN
  • Unexpected Gallbladder Uptake in a Post-Ablative I-131 Scan. Mol Imaging Radionucl Ther. 2015; 24(2): 85-86. Unal K. Akdemir O
  • 18-F FDG PET/CT Diagnosed Costal Cartilage Fracture Which was Missed by Thorax CT: An Incidental Finding in a Case. International Journal of Basic and Clinical Studies (IJBCS). 2014;3(1): 83-86. Tasdemir B, Unal K, Dostbil Z.
  • FDG PET/CT Applications in the Diagnosis of Myocardial Viability (review) Clinical Medical Sciences. Vol:2 Issue:3 September 2014; 61-64. Ünal K
  • Nuclear Imaging Methods in Acute Coronary Syndromes (review) Turkiye Klinikleri J Cardiol-Special Topics 2013;6(6):90-3. Unal K.
Good to Know

Frequently Asked Questions

What is Dr. Kemal Ünal's specialty?
Dr. Kemal Ünal is a specialist in Gastrointestinal Oncology Unit Clinical Service 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. Kemal Ünal practise at?
Dr. Kemal Ünal sees patients at Acibadem Atakent 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. Kemal Ünal?
Consultations with Dr. Kemal Ünal 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. Kemal Ünal?
You can request an appointment with Dr. Kemal Ünal 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. Kemal Ünal?
Yes. Dr. Kemal Ünal 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.
How many years of experience does Dr. Kemal Ünal have?
Dr. Kemal Ünal has around 17 years of professional experience in Gastrointestinal Oncology Unit Clinical Service. A summary of education, experience and professional memberships is available on this page.
Can international patients arrange treatment with Dr. Kemal Ünal?
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. Kemal Ünal?
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.
Care without borders

A dedicated team, from first message to follow-up

Our international patient office coordinates your appointment, travel and treatment at JCI-accredited Acıbadem hospitals — and stays with you in your own language, every step of the way.

Book an Appointment

Schedule your appointment with Asst. Prof. Dr. Kemal Ünal

Choose a date and time that suits you. Our international patient team will check availability and confirm your appointment — usually within 24 hours.

  1. 1
    Choose your date & timePick a preferred day and time slot for your visit.
  2. 2
    Share your detailsTell us how to reach you and anything we should know.
  3. 3
    We confirm with youOur team confirms the appointment by phone or email.
Why patients choose Acıbadem
35+Years of expertise
90+Countries served
20+Languages spoken
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Asst. Prof. Dr. Kemal Ünal Appointment with Kemal Ünal Gastrointestinal Oncology Unit Clinical Service

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Where

Hospitals

Patient Voices

What patients say about Asst. Prof. Dr. Kemal Ünal

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

“My rotator cuff repair was handled with real skill and genuine care. Assoc. Prof. Dr. Tunali answered all of my questions with patience.”

Sana Z. · Sudan August 2025
★★★★★ Verified Patient

“I was nervous about my thyroid treatment, but I felt safe at every single step. Assoc. Prof. Dr. Ünal answered all of my questions with patience. I have already recommended Acibadem to my family.”

Davit P. · Kazakhstan March 2026
★★★★★ Verified Patient

“The care I received for my diabetic eye care was world-class from start to finish. Dr. Tüzünalp explained the risks honestly and earned my full trust. I have already recommended Acibadem to my family.”

Dragan S. · North Macedonia March 2025
★★★★★ Verified Patient

“My gastrointestinal cancer surgery exceeded every expectation I had. Asst. Prof. Dr. Ünal kept me informed and reassured throughout. The follow-up care was just as good as the treatment itself.”

Nabil Y. · Egypt October 2025
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