Frequently Asked Questions
Our MRI department specializes in state-of-the-art imaging and quality 病人护理. Our MRI is a high-field GE 1.5 Tesla which provides diagnostically superior images, shorter scan time and the highest in patient comfort.
To schedule an exam or if you have any questions, please call 510.818.7380
Patient Information: MRI
What is a magnetic resonance imaging examination?
Magnetic resonance imaging (MRI) is a technique that allows doctors to see inside the human body in great detail without using X-rays. 核磁共振成像使用 a powerful magnet, radio waves and a computer system. 此扫描将提供 your doctor with important information of certain types of body tissue (internal organs, joints, brain and spine) differently than an X-ray or a computerized tomography (CT) scan.
How do I prepare for my MRI scan?
There is very little preparation required for an MRI scan. 你可以吃， drink, and take your medications prior to the scan. 你受到了鼓励 to use the bathroom prior to the scan. You will be asked to remove all metallic items from your person, such as watches, jewelry, hairpins, eyeglasses, 助听器. Do not take any credit or bank cards with you as the scanner will erase the information recorded on the magnetic strip. An area will be provided for safekeeping of valuables.
What can I expect during the MRI scan
The scan is performed by a radiological technologist under the supervision of a radiologist (a doctor who assists in your medical diagnosis by X-ray 和扫描). Upon arriving in the MRI department, you will be greeted by a receptionist and asked a series of questions. Once in the scan room, you will be asked to lie down on a padded table.
During the MRI scan, it is important to hold very still, as movement will cause blurring of the pictures. During the entire examination, you will be able to speak to the technologist by an intercom. 技术人员将 talk with you frequently during your scan, explaining the procedure each 一步一步. When the scanner is operating, you will hear a loud thumping noise and may feel a slight vibration which is normal. 当机器 is thumping, it is very important to hold still since this is the time the scanner takes its pictures.
Some MRI scans require the injection of a contrast agent. 这种对比 agent is safe and is unrelated to the iodine contrast agents used in many 其他x光检查.
How long will the MRI scan take?
Every MRI scan is different, but, most scans take approximately 30 to 45 minutes.
What will happen following my MRI scan?
Once your scan is completed you may resume your normal activities and diet.
Important Considerations
You should not have an MRI scan if you are, or suspect you may be, pregnant. It is very important to inform the doctor or the nurse prior to the scan.
If you have any of the following metal implants or objects: aneurysm clips, artificial heart valve, bullets, cardiac pacemaker, eye/orbital prosthesis, hip or knee prosthesis, insulin pump implant, intracranial bypass graft clips, middle or inner ear prosthesis, shrapnel, sternal wire, sutures, tantalum mesh, transcutaneous electric nerve stimulation device. 你的 doctor will decide if you can be safely scanned.
If you have ever been a metal worker, it is important that you inform the doctor of this, as you may be required to have your eyes X-rayed before 做核磁共振扫描.
This information will be asked on the day of the scan, and you will be asked to sign a form stating you are aware of the need to provide this information prior to the scan for your own safety.
How do I find out the results of my MRI scan?
你的 MRI scan will be reviewed by a radiologist. The radiologist will send a report to your physician, who will give you the results of the scan.