In-depth

Tests and diagnosis

Ankle-brachial index

The ankle-brachial index test is a noninvasive test for peripheral artery disease. Find out whether you're a good candidate for this noninvasive test.

CT angiogram

A computerized tomography (CT) angiogram could tell if your heart's arteries are blocked. These tests aren't for everyone, and some experts worry about radiation risks.

MRI

MRI uses a magnetic field and radio waves to create detailed images of the organs and tissues within your body.

Jan. 20, 2012