Kepala Bedah Saraf Fungsional di Ruber International Hospital sejak 2005 – berspesialisasi dalam perawatan lanjutan untuk gangguan sakit kepala yang kompleks.
Peneliti utama dalam 100+ uji klinis – Dr. Arroyo memimpin penelitian sakit kepala yang inovatif di Quironsalud Madrid.
Dr. Oriol Franch heads the neurology departments at two major hospitals in Madrid. He is a specialist in complex diagnostic cases and second medical opinions. Dr. Franch focuses on neuro-ophthalmology, movement disorders, and rare neurogenetic conditions. He works at the JCI-accredited Hospital Ruber Internacional, ranked among Spain's top six hospitals.