You may feel some warmth in the area of your body that's being scanned, but this is normal. The technologist will be on a computer in a separate room. Perth, Western Australia. Waiting for test results can be nerve-wracking. Failure of prosthesis It also causes failure of prosthesis like crown or FPD dislodgement. Minor irritation at best with certain inks. If you're claustrophobic or prone to anxiety, you may have a difficult time being in an MRI tube for the time it takes to perform the scan.
Sometimes this is all that is required but if the surgeon does not feel that your cheekbone will stay in the correct position on its own it may be necessary to hold it in place with small metal plates and screws. Also carefully examine the mandibular canal for discontinuities. Diamagnetic These are those materials which are repelled by a magnet. About Patients Professionals Members' Area. Was this page helpful? Studies have found that cytokines are one of the principal causes of osteolysis of the bone surrounding mucoceles. Complete denture with metal denture base,[ 5 ].
Magnetic resonance imaging (MRI) - Canadian Cancer Society
The LeFort II occurs along yet another weak zone in the face, and is sometimes called a pyramidal fracture because of its shape. Will I have to have the plates removed? Today, many patients avoid this problem when examined in one of the newer scanners that have a more "open" design. Magnetic resonance imaging MRI is a pain-free, noninvasive medical test used to produce two- or three-dimensional images of the structures inside your body using a strong magnetic field and radio waves. Legend has it that LeFort dropped skulls off of a French tavern roof and analyzed the resulting fracture patterns.
The plates used to repair facial fractures are made of titanium. If you have had some kind of blunt or sharp trauma to your face, your doctor s or dentist s will want to check you for facial and other fractures. A basic facial series consists of three or four films: The mandible is another commonly fractured bone in the head, and most of these fractures are obvious on clinical exam. Discussion The most common symptom of sphenoid sinus mucoceles is headache caused by lesion dimensions. However, here are several simplifying rules that can make life a lot easier:.