Demand for advanced CT imaging is rising due to global growth in oncology, cardiology, and emergency care. Canon Medical, GE HealthCare, Siemens Healthineers, and Philips dominate hardware sales, but AI-driven startups like Aidoc and Avicenna.AI are layering intelligent triage and automated detection solutions on top. Innovations in photon-counting CT and spectral imaging are reshaping product roadmaps, while cloud-based AI assists radiologists with faster, more accurate diagnoses.