According to a Research Report Published by Spherical Insights and Consulting, The Global Brain PET-MRI Systems Market Size was Valued at Approximately USD 348.4 Million in 2024 and is projected to Grow from USD 370.2 Million in 2025 to around USD 678.2 Million by 2035 with a compound annual growth rate (CAGR) of 6.24% from 2025 to 2035. The main reason that positron emission tomography is used in neurology is that it allows for clear three-dimensional images of molecular, physiological, and functional targets. To accurately align with anatomical structures and pathological changes, PET scanners are often used with other imaging modalities, most commonly an MRI.