In-depth

CT scan

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

Dizziness

Dizziness has many possible causes. The cause of dizziness may be simple, or dizziness may be a sign of a more serious disorder.

Headache

Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.

MRI

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

Numbness

Stroke

Stroke occurs when the blood supply to part of your brain is interrupted, depriving brain tissue of oxygen and nutrients. Stroke is a medical emergency.

Ultrasound

Ultrasound imaging uses high-frequency sound waves to create images of structures in your body.

Jul. 19, 2014

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