In-depth

Back pain

Back pain can come on gradually or suddenly. Most back pain responds to home treatment within a few weeks.

CT scan

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

Frequent urination

Frequent urination, the need to urinate more often than usual, can indicate several disorders of the urinary tract.

Intravenous pyelogram

An intravenous pyelogram is an imaging exam that may be used to help diagnose urinary tract disorders.

Ultrasound

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

Urinalysis

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

Urine color

Changes in urine color can be alarming, but they're often harmless — the result of certain foods, supplements or medications.

Mar. 17, 2012

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