The 64-Slice Spiral CT market growth is expected to vary across regions, driven by factors such as adoption, policies, investments, demographics, infrastructure, and ecosystem maturity. The largest region, North America, accounts for approximately 35% of the market share, driven by key drivers such as high adoption rates, favorable policies, and significant investments in healthcare infrastructure. Europe follows closely, with a 28% market share, driven by factors such as a mature ecosystem, high demand for diagnostic imaging, and a strong focus on research and development.