Dr. Anne Eglash Dr. Eglash. Possible stomach flu: Itt is possible that the onion is not really causing the problem. It is possible that you have a viral or bacterial intestinal bug, causing indigestion. When people have the 'stomach flu' they notice bloating, gas, belching, and feel like their food is not digesting well. If you've had this reaction in the past with onions, then you clearly should avoid them, since you don't tolerate onions. ...Read more
For an MRI of the head, you lie with your head inside a special machine (scanner) that has a strong magnet. The MRI can show tissue damage or disease, such as infection or inflammation, or a tumor, stroke , or seizure . Information from an MRI can be saved and stored on a computer for more study. Photographs or films of certain views can also be made.
An MRI is a test that uses a magnetic field and pulses of radio wave energy to make pictures of the spine. In many cases, an MRI gives different information than an X-ray, an ultrasound, or a CT scan. An MRI also may show problems that cannot be seen with other imaging tests.