What is a Doppler ultrasound?

A Doppler ultrasound is used to assess veins and arteries in your body; this includes veins and arteries of your legs and arms, carotid arteries (in your neck), renal arteries (in your kidneys) or your abdomen.

Doppler ultrasound is can be used to look for conditions and diseases that affect the blood vessels in your body.

How do I prepare for a Doppler ultrasound?

If you are referred for a renal Doppler ultrasound will be required to fast for 6-8 hours.

For Doppler ultrasound of arms, legs and Carotid there is no preparation required.

What happens during a Doppler examination?

Depending on the examination, you may be asked to change into a gown and then to lie on an examination bed. A gel will be applied to the skin and a transducer will be gently placed on the skin to assess your arteries or veins. The Doppler ultrasound can be used to assess blood flow or check for any blood clots.

For a blood clot examination (DVT) your referring doctor will be contacted with any urgent results.

A Doppler ultrasound examination can take 15 – 60 minutes.

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