The difference between an MRI and CT scan
What are MRIs? An MRI uses a powerful magnetic field, radio waves, and a computer to produce detailed images of your body. The strongest and largest magnet is found in an MRI exam room. The MRIs are most popular for their ability to take images of the brain and spinal cord without using x-rays (which could be harmful). However, MRIs can help diagnose many conditions involving almost any organ system. The MRI machine creates a magnetic force field around the area you’re being scanned which allows it to pick up on the tissue and fluids in your body. Radio waves are transmitted from the MRI machine to a receiver in the device which is translated into an image of the body that can be used to diagnose issues. This magnetic force field stops anything metallic from entering the machine, including jewellery. MRI is typically used for: · joints · brain · ...