Francisco Rubén Romero Castellanos, Chief of the Molecular Imaging Service at Christus Muguerza, Betania Hospital in Puebla. I obtained my Bachelor of Medicine and Surgery from Cristóbal Colón University (2011–2017), followed by a specialty in Nuclear Medicine and Molecular Imaging at the National Autonomous University of Mexico (UNAM) from 2019 to 2022. I also completed a high specialty in nuclear neurosciences at UNAM from 2022 to 2023. I served as head of the Nuclear Medicine and Molecular Imaging Service at Centenario Hospital Miguel Hidalgo and Mac Norte Hospital in Aguascalientes from 2022 to 2024 and was President of the Biosafety Committee at Centenario Hospital Miguel Hidalgo in 2023–2024. My research focuses on neurodegenerative diseases, including various forms of dementia, movement disorders, and encephalitis. My recent publications include studies on 18F-FDG PET/CT in ALS, Bickerstaff encephalitis, and progressive primary aphasia, which were featured in prominent journals like Frontiers in Nuclear Medicine and Clinical and Translational Imaging.