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MRI

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Magnetic resonance imaging

Nuclear magnetic resonance (NMR) imaging

A magnetic resonance imaging (MRI) scan is an imaging test that uses powerful magnets and radio waves to create pictures of the body. It does not use ionizing radiation (x-rays). Single MRI images are called slices. The images can be stored on a computer, viewed on a monitor, printed on film or scanned to a disk. One exam can produce thousands...

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The Basics

Tests for MRI

MRI of the brain

An MRI (magnetic resonance imaging) of the brain creates a detailed image of the complex structures in the brain. An MRI can give a three-dimensional depiction of the brain, making location of problems such as tumors or aneurysms more precise.

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MRI scans

MRI stands for magnetic resonance imaging. It allows imaging of the interior of the body without using x-rays or other types of ionizing radiation. An MRI scan is capable of showing fine detail of different tissues.

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Teratoma - MRI scan

This MRI scan shows a tumor (teratoma) at the base of the spine (seen on the left lower edge of the screen), located in the sacrum and coccyx (sacrococcygeal) area. Teratomas are present at birth and may contain hair, teeth, and other tissues.

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Melanoma of the liver - MRI scan

This upper abdominal MRI scan shows multiple tumors in the liver which have spread (metastasized) from a malignant melanoma in an arm or leg. Note the light circular areas throughout the liver (seen mostly on the left side of the screen).

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Head MRI

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Review Date: 7/15/2024+

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