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U
Ultrasound: A method
used to obtain images for medical diagnostic purposes by measuring the
transmission of frequency or ultrasonic waves.
Ultrasound-guided biopsy:
Fine needle aspiration or core biopsy with guidance from ultrasound.
V
Vaccine: A substance
containing antigenic components from an infectious organism. By stimulating
an immune response, it protects against subsequent infection by that organism.
Visualization:
Use of imagery and visual pictures to help reduce stress and to promote
healing.
W
White blood cells:
Part of the immune system manufactured by bone marrow, a component of blood.
X
X Ray: A high-energy
electromagnetic wave able to penetrate most solid matter and to act on
photographic film, used for detecting or treating cancer.
Last Updated: 06/01/2004
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