In-depth

Symptoms

Nausea and vomiting

Sick to your stomach? Nausea and vomiting usually pass quickly but sometimes result from long-term or serious conditions.

Tests and diagnosis

CT scan

A CT scan is an imaging test that uses X-rays to produce detailed images of the inside of your body.

Eye exam

Eye exam — Overview covers definition, what to expect and results of vision testing.

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.

Skin biopsy

Find out what you can expect during a skin biopsy.

Jun. 11, 2011