The Siemens SOMATOM Definition AS/AS+ Excel Edition. Available in the 64-slice and 128-slice configuration. Features include: State-of-the-art cardio-vascular imaging. Highest spatial resolution.  High-speed whole body coverage at highest spatial resolution. Pediatric and bariatric CT imaging with virtually no patient exclusion. Most comprehensive low dose CT portfolio in single source CT, including CARE kV. Full on-site upgradability up to 128 slices with 18 m² footprint. Additional features available: Full FAST CARE functionality like FAST Planning to optimize patient-centric productivity. Iterative reconstruction with SAFIRE*. 3D guided interventional CT. Long range dynamic imaging (up to 26 cm) for whole organ coverage at highest spatial resolution. Scanner-injector coupling including injector protocol management.