What’s the difference between CT and MRI?

Computed tomography (CT) and magnetic resonance imaging (MRI) are frequently used by medical professionals to visualize internal body structures. Both technologies are capable of producing detailed three-dimensional images, and both play vital roles in patient care. While CT uses X-rays to create images, MRI uses a powerful magnet and radio waves. Which type of imaging a doctor chooses depends on what information they’re seeking, how soon they need it, and the patient’s personal medical history. Below are a few considerations doctors take into account when deciding which to use.