In-depth

Acetaminophen and children

CT scan

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

Diarrhea

Here's information about common causes of diarrhea and when to see your doctor.

Liver biopsy

A liver biopsy — removal of a small piece of tissue for viewing under a microscope — helps with diagnosis and treatment of liver problems.

Lumbar puncture (spinal tap)

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

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.

Urinalysis

Urinalysis can be used to assess your overall health, detect a wide range of disorders, or monitor a medical condition or treatment.

Aug. 12, 2014

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