Why it's done
By Mayo Clinic staffYou may need to undergo an ultrasound for a variety of reasons. Ultrasound may be used, among other things, to:
- Evaluate a fetus
- Diagnose gallbladder disease
- Evaluate flow in blood vessels
- Guide a needle biopsy
- Guide the biopsy and treatment of a tumor
- Check your thyroid gland
- Study your heart
- Diagnose some forms of infection
- Diagnose some forms of cancer
- Reveal abnormalities in the scrotum and prostate
- Evaluate abnormalities of the muscles and tendons
References
- Taking a close look at ultrasound. U.S. Food and Drug Administration. http://www.fda.gov/downloads/ForConsumers/ConsumerUpdates/UCM095487.pdf. Accessed Nov. 7, 2009.
- General ultrasound imaging. Radiological Society of North America (RSNA). http://www.radiologyinfo.org/en/info.cfm?pg=genus. Accessed Nov. 7, 2009.
- Important questions to ask about the quality of your imaging examination. American College of Radiology. http://www.acr.org/MainMenuCategories/PatientInfo/ImportantQuestions.aspx. Accessed Nov. 7, 2009.

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