| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | Gamma Knife, microscopic fluorescence-guided surgery, cellular injections for glioblastoma | Glioblastoma and complex brain tumors | 83% complete tumor removal rate using fluorescence-guided surgery. First in Spain to use cellular injections against glioblastoma. JCI-accredited neurosurgery center. | Joint Commission International , European Society for Medical Oncology |