Foot Disorders: Numb toes may be caused by disorders of the foot and gait. People having flat feet or high arches may experience numbness in the toes from inflammation and irritation caused by stress when walking. Toe numbness is also cause by problems with the joints of the toes like arthritis and avascular necrosis.
But just as with the issue of image disruption, donât assume that the presence of an electrical conductor inside your body is an automatic contraindication for an MRI exam. Consult your radiologist. For these reasons, it is important to identify all electrically conductive materials on or in the patient.
The MRI Magnet The MRI scanner is a large magnet (10,000 lbs.) with a tremendously strong magnetic pull. The magnet in the MRI scanner creates a force field which can affect objects that are close to it. As you approach the MRI scanner, the attractive force field increases rapidly. An object that is attracted by a magnet and which can become magnetized itself. Magnetic Field Hazards All MRI magnets have a magnetic field that extends into the exam room. Anyone entering the MRI scanner room will be exposed to the magnetic attraction of the scanner.