In-depth

Genetic testing

Genetic testing is used to detect altered genes that may cause illness or disease. Although genetic testing can offer important health information, it has limitations.

MRI

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

Positron emission tomography scan

SPECT scan

SPECT scans use radioactive tracers and special cameras to create images of your internal organs. Find out what to expect during your SPECT.

Jan. 16, 2013

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