According to WebMD, an MRI of the brain is a painless, non-invasive test in which a magnetic field and radio wave energy are used to take pictures of the brain and nervous tissues. A patient lies with her head inside a s... More » Health Diagnostics & Imaging

Magnetic resonance imaging (MRI) is a noninvasive computerized diagnostic technique that uses strong magnetic fields and radio waves to develop an image of the inside of the body, according to Johns Hopkins Medicine. The... More » Health Diagnostics & Imaging

Magnetic Resonance Imaging, or MRI, scans can show nerve damage, according to WebMD. An MRI of the spine can show damage to the spinal cord and associated nerves caused by both injury and disease. An MRI provides detaile... More » Health Diagnostics & Imaging
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A head magnetic resonance imaging scan, or MRI, is a test that produces images of the brain using a strong magnetic field and radio-wave energy, according to WebMD. It typically offers useful information that X-ray, ultr... More » Health Diagnostics & Imaging

An MRI scan is a medical test that uses a magnetic field and radio waves to create a detailed picture of organs and other structures inside the body. MRI stands for magnetic resonance imaging. More » Health Diagnostics & Imaging

A magnetic resonance imaging or MRI is a test that generates images of the brain and adjacent tissue by use of radio waves and magnetic fields, states MedlinePlus. It's also known as an MRI of the head and is applicable ... More » Health Diagnostics & Imaging

MedlinePlus states that an MRI scan can last anywhere between 10 minutes to 2 hours. The test generally lasts for 30 to 60 minutes for most patients. Once the test is complete, the MRI technician informs the patient and ... More » Health Diagnostics & Imaging