World-Class Glioblastoma Surgery in Istanbul
Harvard-trained Prof. Dr. Serdar Baki Albayrak combines 27+ years of microsurgical expertise with pioneering NK cell immunotherapy. As a result, international patients receive a level of personalised care that truly redefines GBM treatment.
Why Patients Choose Istanbul
Advantages of GBM Surgery in Istanbul
In recent years, Istanbul has emerged as a premier destination for complex neurosurgery. Specifically, the city combines cutting-edge technology with significant cost advantages for international patients.
Significant Cost Savings
In particular, you can access world-class neurosurgery at up to 60% less than UK private healthcare costs. Moreover, this comes without compromising on quality, technology, or outcomes.
No Waiting Lists
Above all, time is critical with GBM. Therefore, by choosing Istanbul, you can skip lengthy NHS waiting times and consequently receive your surgical consultation and treatment within days, not months.
Harvard-Trained Expertise
Notably, Prof. Dr. Albayrak completed clinical fellowship at both Harvard Medical School and the University of Helsinki. As a result, he brings world-leading surgical techniques to every case.
NK Cell Immunotherapy
Furthermore, you gain access to pioneering autologous NK cell therapy — a personalised immunotherapy approach that specifically combines surgery with cutting-edge immune-oncology research.
Easy Travel from London
Additionally, direct flights from London to Istanbul take under 4 hours. Meanwhile, our dedicated team handles airport transfers, accommodation, and all logistics seamlessly on your behalf.
State-of-the-Art Facilities
Importantly, all surgery is performed in JCI-accredited hospitals. These facilities are specifically equipped with intraoperative MRI, neuronavigation systems, and 5-ALA fluorescence guidance.
Prof. Dr. Serdar Baki Albayrak
A globally recognised neurosurgeon who is specifically dedicated to advancing glioblastoma treatment. In particular, his work bridges microsurgical excellence and translational immunotherapy research.
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Harvard Medical School — Clinical Fellow
Specifically, he received the Brain Tumors Award for outstanding contributions in neuro-oncology research.
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University of Helsinki — Fellowship
In addition, he gained advanced clinical training in neurosurgical techniques at this leading European institution.
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Published NK Cell Research
Furthermore, his peer-reviewed publications focus on tumour-immunised autologous NK cell therapy for high-grade gliomas.
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27+ Years Clinical Experience
Consequently, he specialises in complex eloquent cortex, deep-seated, and brainstem tumour resections.
Prof. Dr. Serdar Baki Albayrak
Neurosurgeon · Neuro-Oncology Specialist
Essentially, his approach combines maximal safe resection with personalised NK cell immunotherapy. Therefore, he bridges the operating room and the laboratory for every patient.
Book a ConsultationInternational Patient Treatment Process
From your first enquiry to post-operative follow-up, our team carefully coordinates every step of your medical journey. Consequently, you can focus entirely on your health and recovery.
Initial Consultation
First, send your MRI scans and medical reports via WhatsApp. Subsequently, Prof. Dr. Albayrak personally reviews your case within 48 hours.
Treatment Planning
Then, you receive a personalised treatment plan. Specifically, this includes the surgical approach, estimated timeline, and a comprehensive cost breakdown.
Travel & Surgery
Next, our coordination team arranges flights, transfers, and accommodation. Furthermore, surgery is performed in a JCI-accredited facility with full intraoperative monitoring.
Recovery & Follow-Up
Finally, you receive post-operative care in Istanbul, followed by ongoing remote follow-up after returning home. Additionally, NK cell therapy protocol may be initiated at this stage.
Comprehensive GBM Treatment Programme
Our treatment programme offers an integrated approach that combines advanced neurosurgery with cutting-edge immunotherapy. In addition, we incorporate multimodal therapies for comprehensive defence against GBM.
Maximal Safe Resection
Specifically, this involves advanced microsurgical tumour removal utilising neuronavigation, intraoperative neurophysiological monitoring, and 5-ALA fluorescence guidance. As a result, maximum precision and safety are achieved.
NK Cell Immunotherapy
In essence, your own immune cells are isolated and subsequently trained against your specific tumour antigens. They are then reinfused to target remaining malignant cells. Consequently, this creates a personalised defence mechanism.
Multimodal Therapies
Moreover, our comprehensive post-surgical protocol includes radiotherapy (IMRT), temozolomide chemotherapy, and Tumour Treating Fields (Optune). Together, these therapies provide sustained defence against tumour recurrence.
What Our International Patients Say
Below are real experiences from patients who specifically travelled to Istanbul for advanced GBM treatment.
“We reached out to Prof. Dr. Albayrak after a devastating Glioblastoma diagnosis. As a result, his deep knowledge and confident demeanour gave us immense hope. Moreover, the tumour resection surgery exceeded our expectations, and the post-operative care was truly world-class.”
“After being told there were limited options in the UK, we eventually found Prof. Dr. Albayrak’s team. Consequently, the entire process, from sending MRI scans on WhatsApp to the surgery itself, was handled with extraordinary professionalism and genuine compassion.”
“In particular, the level of technology and personal attention at the hospital in Istanbul was beyond anything I experienced in the UK private system. Furthermore, Prof. Dr. Albayrak took time to explain every step and therefore made us feel genuinely cared for.”
“From airport pickup to post-surgery follow-up, the coordination was undoubtedly flawless. Additionally, the NK cell therapy protocol gave us hope beyond standard treatment. As a result, I would recommend Prof. Dr. Albayrak to anyone facing a GBM diagnosis.”
What Happens During GBM Surgery?
Below, we explain every stage of your surgical journey in detail — from pre-operative preparation through to post-operative recovery and beyond.
Pre-Operative Assessment
Upon arrival in Istanbul, you first undergo a comprehensive pre-surgical evaluation. Specifically, this includes high-resolution MRI with contrast, Diffusion Tensor Imaging (DTI) for white matter tract mapping, functional MRI (fMRI) for language and motor cortex localisation, and complete blood work. Subsequently, Prof. Dr. Albayrak personally reviews all imaging to plan the optimal surgical corridor.
During Surgery: Maximal Safe Resection
The operation typically lasts 4–8 hours depending on tumour complexity. During the procedure, Prof. Dr. Albayrak utilises neuronavigation systems for precise tumour localisation. In addition, he employs 5-ALA fluorescence guidance to visually distinguish malignant cells (which glow pink under blue light). Furthermore, intraoperative neurophysiological monitoring protects motor and language pathways in real-time. Ultimately, the goal is to remove >98% of the visible tumour mass while preserving all neurological function.
Post-Operative Care
Following surgery, patients are monitored in the neurosurgical ICU for 24–48 hours before transfer to a private room. Subsequently, a post-operative MRI is performed within 72 hours to confirm resection extent. In general, the hospital stay is typically 5–7 days. Meanwhile, the extracted tumour tissue is sent to the laboratory for molecular profiling (IDH, MGMT, EGFR) and, where applicable, for NK cell immunotherapy preparation.
Returning Home & Follow-Up
Before departure, you receive a comprehensive medical report in English, along with detailed post-operative instructions and a personalised adjuvant therapy plan (radiotherapy + temozolomide protocol). After returning home, remote follow-up consultations are conducted via WhatsApp video at regular intervals. Moreover, if NK cell therapy is indicated, the protocol timeline is established before you leave Istanbul.
Common Questions from International Patients
Answers to the most frequently asked questions about GBM surgery in Istanbul.
How do I send my medical records for evaluation?+
First, you can send your MRI scans, pathology reports, and medical history directly via WhatsApp to +90 532 308 9772. Subsequently, our medical coordinator will confirm receipt. Then, Prof. Dr. Albayrak will personally review your case within 48 hours. As a result, you will receive a detailed preliminary assessment and treatment recommendation.
What is the total cost of GBM surgery in Istanbul?+
Naturally, costs vary depending on tumour complexity, hospital stay duration, and required adjuvant therapies. However, international patients typically save up to 60% compared to UK private healthcare. Moreover, a detailed, transparent cost breakdown is provided before you commit to travelling. Therefore, there are no hidden charges.
How long do I need to stay in Istanbul?+
Generally, the typical stay is 10–14 days. Specifically, this includes 2–3 days for pre-operative assessment, 1 day for surgery, 5–7 days in hospital for post-operative monitoring, and finally 2–3 days of recovery at your hotel before the return flight. Meanwhile, our team assists with accommodation throughout your entire stay.
Is NK cell immunotherapy available for all GBM patients?+
Unfortunately, not all patients are candidates. Essentially, eligibility depends on obtaining sufficient viable tumour tissue during surgery, the patient’s overall immune status, and individual clinical factors. Therefore, Prof. Dr. Albayrak’s team evaluates each case individually. Furthermore, NK cell therapy is part of an ongoing research programme and is accordingly offered under compassionate-use protocols where appropriate.
Can I continue my treatment (radiotherapy/chemo) in the UK after surgery?+
Yes, absolutely. In fact, most international patients return home for adjuvant radiotherapy and temozolomide chemotherapy. Importantly, Prof. Dr. Albayrak provides a comprehensive discharge report with molecular profiling results. Consequently, this includes a detailed treatment protocol that your local oncology team can easily follow. Additionally, remote follow-up is maintained via WhatsApp.
Do you provide airport transfers and accommodation?+
Yes, certainly. In particular, our international patient coordination team arranges VIP airport transfers, hotel bookings near the hospital, and in-city transportation for all appointments. Furthermore, an English-speaking patient coordinator accompanies you throughout the entire process — from arrival to departure.
What makes Prof. Dr. Albayrak different from other neurosurgeons?+
Essentially, Prof. Dr. Albayrak is one of the few neurosurgeons globally who combines advanced microsurgical GBM resection with a published, peer-reviewed NK cell immunotherapy programme. Moreover, his training at Harvard Medical School and University of Helsinki, combined with 27+ years of clinical experience in complex brain tumour cases, consequently provides a unique combination of surgical excellence and translational research. As a result, few centres worldwide can offer this level of integrated care.
How quickly can surgery be scheduled after initial contact?+
Above all, we understand that time is critical with GBM. Therefore, after receiving your medical records, a preliminary assessment is provided within 48 hours. Subsequently, if surgery is recommended, it can typically be scheduled within 1–2 weeks of your decision to proceed. Consequently, this is significantly faster than typical NHS or private UK waiting times.
Start Your Medical Journey Today
Simply send your MRI scans and medical reports via WhatsApp for a preliminary assessment by Prof. Dr. Serdar Baki Albayrak. Subsequently, our English-speaking team will guide you through every step of the process.
Teşvikiye Mah. Hakkı Yeten Cad. No: 11, Şişli/İSTANBUL
Mon–Fri: 9:00 AM – 7:00 PM (GMT+3)

