| 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, cellular injections, fluorescent microscopy-guided surgery | Aggressive glioblastoma cases | First in Spain to use cellular injections against glioblastoma. Achieves complete tumor removal in 83% of cases using fluorescent microscopy. JCI-accredited neurosurgery center. | Joint Commission International , European Society for Medical Oncology |