Find Information About:

Drugs & Supplements

Get information and reviews on prescription drugs, over-the-counter medications, vitamins, and supplements. Search by name or medical condition.

Pill Identifier

Pill Identifier

Having trouble identifying your pills?

Enter the shape, color, or imprint of your prescription or OTC drug. Our pill identification tool will display pictures that you can compare to your pill.

Get Started

My Medicine

Save your medicine, check interactions, sign up for FDA alerts, create family profiles and more.

Get Started

WebMD Health Experts and Community

Talk to health experts and other people like you in WebMD's Communities. It's a safe forum where you can create or participate in support groups and discussions about health topics that interest you.

  • Second Opinion

    Second Opinion

    Read expert perspectives on popular health topics.

  • Community


    Connect with people like you, and get expert guidance on living a healthy life.

Got a health question? Get answers provided by leading organizations, doctors, and experts.

Get Answers

Sign up to receive WebMD's award-winning content delivered to your inbox.

Sign Up

Select An Article

Prostate Cancer: MRI

Font Size

An MRI is a test that produces very clear pictures of the human body without the use of X-rays. Instead, MRI uses a large magnet, radio waves, and a computer to produce these images.

In prostate cancer patients, MRI may be used to examine the prostate and nearby lymph nodes to distinguish between benign (noncancerous) and malignant (cancerous) areas.

Recommended Related to Prostate Cancer

Living With Prostate Cancer

Managing stress plays an important role in combating fatigue and keeping you energized. Here are a few quick tips on managing stress and learning to relax. Prostate Cancer Treatment and Stress

Read the Living With Prostate Cancer article > >

Is MRI Examination Safe?

Yes. The MRI examination poses no risk to the average patient if appropriate safety guidelines are followed.

People who have had heart surgery and people with the following medical devices can be safely examined with MRI:

  • Surgical clips or sutures
  • Artificial joints
  • Staples
  • Cardiac valve replacements (except the Starr-Edwards metallic ball/cage)
  • Disconnected medication pumps
  • Vena cava filters
  • Brain shunt tubes for hydrocephalus

Some conditions may make an MRI examination not a good idea. Tell your doctor if you have any of the following conditions:

How Long Is the MRI Exam?

Allow 1 1/2 hours for your MRI exam. In most cases, the procedure takes 45 to 60 minutes, during which several dozen images may be taken.

What Happens Before the Exam?

Personal items such as your watch, wallet (including any credit cards with magnetic strips - should not be brought into the room with the MRI machine in it.The credit cards will be erased by the magnet), and jewelry should be left at home or removed prior to the MRI scan. Secured lockers should be available to store personal items.

What Happens During the Exam?

You will be asked to wear a hospital gown during the MRI scan.

Next Article:

Today on WebMD

man with doctor
Symptoms, risks, treatments
man coughing
Men shouldn’t ignore
prostate cancer cells
What does this diagnosis mean?
doctor and male patient
Is it worth it?
cancer fighting foods
15 Cancer Symptoms Men Ignore
Prostate Enlarged
Picture Of The Prostate
Prostate Cancer Quiz
screening tests for men
Prostate Cancer Symptoms
Vitamin D