CT scan

When is this performed?

• Computerised tomography (CT) is requested by an endocrinology specialist in the investigation of a variety of disorders. It is usually performed after other investigations suggest an excess or deficiency of a particular hormone(s). An CT scan may then help locate a structural lesion to explain the hormonal findings

What does the test involve?

• Lying on a couch that slides into a large circular shaped scanner. A dye may be administered through a vein to help identify abnormalities on the scan

Are there any side-effects?

• This scan does use radiation, like x-rays
• Usually none
• The scan is painless
• Some patients may rarely react to the dye

How long does the test take and is admission to hospital required?
 

• The procedure may take 10-30 minutes, depending on the area being scanned, and does not usually require admission
   

What should you tell your doctor?

• If you are pregnant
• If you are claustrophobic

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