This clinic offers Spain's only proton therapy for retinoblastoma, which precisely targets tumors to spare healthy eye tissue. The procedure’s lead ophthalmologist, Dr. Carlos Vergés, has 45 years of experience and trained at Harvard. Diagnostics start from around $470 for an ophthalmologist consultation. Retinoblastoma surgery typically runs $10,580–$14,110, covering surgical fees, anesthesia, hospitalization, materials, and post-operative care.

SJD Barcelona Children’s Hospital ranks among Europe's top three medical institutions. It has provided care since 1867 and treats patients from infancy through 18. Core specialties include pediatric oncology, cardiology, neurology, and orthopedics.

• Survival rate for acute lymphoblastic leukemia reaches 94%.
• Bone marrow transplant survival rates: 90–100% for related donors, 70–80% for unrelated.
• Cardiology center performs over 300 surgeries yearly with high success and low mortality.
• Uses intra-arterial chemotherapy for retinoblastoma and anti-GD2 immunotherapy for neuroblastoma.
• HEPA-filtered rooms protect patients after bone marrow transplants.