In-depth

Childhood vaccines

CT scan

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

Headache

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

Lumbar puncture (spinal tap)

Lumbar puncture (spinal tap) — Overview covers definition, risks and results of this procedure.

Lyme disease

Lyme disease is a tick-borne illness. Left untreated, it can lead to serious and lingering complications — including arthritis.

Polio

One of the most feared diseases of the 20th century, polio has been eradicated from the developed world but remains a threat in less developed nations.

Vaccines for adults

Valley fever

Valley fever — This common fungal infection in America's desert regions causes few, if any, problems for most people, but for some it can be life-threatening.

West Nile virus

West Nile virus infection usually resolves on its own, but occasionally it can be serious.

X-ray

X-rays are a form of radiation that can make images of your bones and internal organs.

Mar. 19, 2013

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