Breast Ultrasound 101

Breast ultrasound, also known as theand the transducer to limit the amount of bubbles
ultrasonography of the breast, is a safe test doneor air pockets between the two surfaces. The
on patients to enable doctors to understandtransducer is then pressed onto the breast and
certain medical treatments related to the breastthe examination is performed. Both breasts of the
mass to be able to treat them accordingly. Thepatient will be examined, and the doctor will then
principle behind the test is very similar to theanalyze images of the internal structures of the
Trans abdominal sonography (TAS) ultrasoundbreast. During the examination, the doctor may
used for checking the prenatal condition of a babyuse special techniques of Doppler ultrasound to
while inside the mother's womb. The pictures areanalyze the flow of blood through blood vessels in
formed by using high frequency sound waves, notthe breast mass. The whole ultrasound is fast and
heard by humans, which give off reflectioneasy and will only take around 30 minutes.
signatures that make up the image.Breast ultrasound is performed on young or
In a simpler analogy, it can be imagined to be thepregnant women who have reported cases of
same principle behind the sonar released by batsmasses in their breast, women who have had
to make them see as they have poor visualsilicon implants, those who have dense breasts,
acuity in the dark. Bats release sonar wavesfibrocystic breast disease - non-cancerous
which is analogous to the high frequency soundchanges in the breast tissue, women who refuse
waves of the ultrasound. Once these waves hitexposure to x-rays in mammography, and those
any object, it bounces back or it echoes. Thesewho are found to have lesions that cannot be
waves are then measured to determine how faranalyzed fully with mammography alone. Some
that object is, as well as its consistency, formingbenefits of breast ultrasound are its availability and
an image.its inexpensiveness as compared to other imaging
The breast ultrasound is a painless, non-invasivemethods. It does not use radiation, which makes
procedure that uses a hand-held device called theit the safest choice and may be repeated as
transducer that releases sound waves andoften as necessary. It can also give a clearer
records the received reflection signature gatheredimage of the breast mass and tissue as
from the high frequency sound waves andcompared to x-ray images.
converts these measured waves into an image.A successful and positive breast ultrasound result
The patient will need to undress from the waistwould show the breast mass to be uniform,
up, with the skin free of lotion or powder, andwithout irregular masses. However, should the
raise her hands above her head.result have some distinctive patterns, this may be
A clear gel is applied onto the area to beindicative of cysts, benign lesions and even
examined, acting as a contact between the skinmalignant lesions that cause breast cancer.