Doppler Ultrasound: How To Prepare
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How To Prepare
You may be asked to avoid products that contain nicotine (cigarettes, chewing tobacco) for 30 minutes to 2 hours before the test. Nicotine causes blood vessels to constrict and may give false results.
| Last updated: | January 17, 2007 |
|---|---|
| Author: | Jan Nissl, RN, BS |
| Reviewed By: | Paul D. Traughber, MD - Radiology, Kenneth B. Sutherland, CD, BSc, MD, FRCPC - Diagnostic Radiology |
| Editors: | Susan Van Houten, RN, BSN, MBA, Tracy Landauer |
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