Best Retinal nerve fiber layer measurement (RNFL) Clinics in the World: 24 Top-Rated Centers

Dunyagoz Eye Hospital Istanbul Etiler is a private single-specialty eye center, open since 2007. It treats 66,000 patients annually and is a trusted choice for politicians, celebrities, and artists. Core specialties include ophthalmology, ocular oncology, and neurology.

• Holds the International Health Tourism Authorization Certificate from the Turkish government.
• Certified by TÜV NORD CERT under DIN EN ISO 9001 for quality management.
• Also accredited by the Turkish Medical Association (TMA).
• Popular with patients from CIS countries, Europe, the Commonwealth, and Arab League states.
• Offers comprehensive eye care for both adults and children.

Memorial Şişli Hospital in Istanbul is one of Turkey’s leading multidisciplinary medical centers, operating on a 53,000 m² area with 252 beds, 13 operating rooms, and advanced intensive care units. Opened in 2000, it became the first hospital in Turkey and the 21st worldwide to earn Joint Commission International (JCI) accreditation, confirming world-class standards.

The hospital is recognized for its expertise in oncology, organ and bone marrow transplantation (90% organ transplant success rate), IVF, neurosurgery, bariatric surgery, robotic surgery, and genetics. Equipped with cutting-edge technology and specialized centers, Memorial Şişli attracts patients from 167 countries each year, combining top-level medical care with Istanbul’s unique cultural and travel opportunities.

Dunyagoz Eye Hospital Istanbul Altunizade conducts retinal nerve fiber layer measurements during a one-day outpatient visit. Prof. Dr. Hamdi Er performs the examination with over 25 years of experience in ophthalmology. He is an active member of the American Academy of Ophthalmology and has over 60 international publications. An initial check-up typically costs around €800. This price generally includes both the eye examination and the RNFL measurement. The clinic is part of a network treating over 60,000 patients annually.

Lokman Hekim Istanbul Hospital is a JCI-accredited private medical center in Istanbul. It treats 10,000+ patients each year. Core specialties are neurosurgery, orthopedics, spinal surgery, and weight loss surgery.

• Holds ISO 9001 certification from TÜV NORD CERT.
• 90 physicians work across 35 departments.
• Patients come from CIS, Africa, and the Arab League.
• Formerly known as Adatip International Hospital.
• Serves both adults and children.

Sourasky Medical Center (Ichilov) is the largest multidisciplinary hospital in Israel and a JCI-accredited facility. It has been named a top medical tourism destination by Newsweek. Its core strengths are oncology, onco-hematology, neurosurgery, and rehabilitation.

• Treats 40,000 cancer patients yearly with a 90% average success rate.
• 98% average success rate for neurosurgeries, with 2,500 operations performed each year.
• Dana Dwek Children's Hospital is certified by the European Group for Blood and Marrow Transplantation (EBMT).
• Uses a Novalis TrueBeam STx linear accelerator and Foundation One CDx genetic testing.
• Free airport transfer and interpreters for international patients.

Emsey Hospital is a multi-specialty medical center on the Asian side of Istanbul. It is the first hospital to receive the International Health Tourism Authorization Certificate (001) from the Turkish Ministry of Health. The hospital is especially known for orthopedics, spine surgery, bone marrow transplantation, and oncology.

• First EUROSPINE-certified Surgical Spine Centre of Excellence in Turkey and Asia.
• One of the largest bone marrow transplant units in the region with 45 beds.
• JCI-accredited since 2017, also holds ISO 9001 and TÜSKA certificates.
• Offers PET-CT, 3 Tesla MRI, LINAC Trilogy, and nuclear medicine therapies.
• Provides airport transfers, interpreters, and accommodation for international patients.

Hospital HM Nou Delfos is part of HM Hospitals, the largest private hospital network in Spain. This comprehensive medical-surgical center in Barcelona specializes in surgery, oncology, orthopedics, and cardiology. It holds EFQM excellence recognition and TÜV NORD ISO 9001 certification.

• Treats 400,000 patients per year across 40 departments and 200 physicians.
• Uses an EOS imaging system for high-precision musculoskeletal scans and two radiotherapy units.
• Has an agreement with Institut Guttmann, a JCI-accredited neurorehabilitation hospital.
• Offers specialized diagnosis and treatment for epilepsy through its neurology department.

Avicenna Med Medical Center in Kyiv handles over 5,000 patients and 1,000 surgeries each year. It focuses on bariatric surgery, gynecology, urology, and plastic surgery. The clinic uses 3D laparoscopic techniques for faster recovery.

• 98% success rate for endoscopic procedures and 99% for surgical interventions.
• Minimally invasive 3D laparoscopic approach reduces recovery time for bariatric and urology patients.
• Treats gynecological conditions and plastic surgery cases as core specialties.

Merkez Prime Hospital is a multidisciplinary hospital in Gebze, Turkey, with 60 departments. It specializes in surgery, ophthalmology, gynecology, dentistry, and aesthetic medicine. The facility includes a helipad for urgent patient transfers from abroad.

• 60 physicians cover a wide range of medical fields under one roof.
• Helipad enables rapid transport of severe cases from other countries.
• Services span from dental care to advanced aesthetic procedures.

Bayrampaşa Eye Hospital is a specialized eye hospital in Istanbul, performing 6,500 surgeries and 125,000 examinations each year. It is owned by the Eye Protection Foundation, established in 1984. Its core specialties are ophthalmology and eye surgery.

• Treats 65,000 patients annually.
• Performs 29,000+ tests and interventions each year.
• Staff includes 25 ophthalmology specialists.
• Divided into 8 specialized departments.