Advantages and Disadvantages of ultra sound in Las Vegas - PowerPoint PPT Presentation

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Advantages and Disadvantages of ultra sound in Las Vegas

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ltrasound is a screening device used to view the fetus during pregnancy. Also known as a sonogram, it has been used for many purposes including underwater navigation for submarines since World War I. Physical therapists have relied on ultrasound since the 1940's for its heating effects which can reduce inflammation, increase local blood flow and breakdown scar tissue. – PowerPoint PPT presentation

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Title: Advantages and Disadvantages of ultra sound in Las Vegas


1
Advantages And Disadvantages Of Ultra Sound In
Las Vegas
2
  • Ultrasound is a screening device used to view the
    fetus during pregnancy. Also known as a sonogram,
    it has been used for many purposes including
    underwater navigation for submarines since World
    War I.
  • Physical therapists have relied on ultrasound
    since the 1940's for its heating effects which
    can reduce inflammation, increase local blood
    flow and breakdown scar tissue.
  • Since the 1960's, ultrasound has replaced X-rays
    as the primary method of fetal imaging in
    pregnancy. We now know X-rays are considered
    dangerous to the fetus and are rarely used during
    pregnancy.

3
  • Initially ultrasound was a screening device to
    look for high risk conditions. However now it has
    become routine regardless if a woman has any
    risks.
  • Ultrasound is an ultra high frequency sound wave
    which generates an image to view the fetus in
    uterus. The sound waves are above the range of
    human hearing.

4
  • From a transducer or a probe placed deep within
    the vagina (in early pregnancy) or on the surface
    of the abdomen (second and third trimesters),
    sound waves are emitted at millions of cycles per
    second.
  • A pattern of echo waves creates a picture from a
    variety of surfaces from fluid and soft tissues
    to a bony skeleton.
  • Modern ultrasound energy intensities are higher
    than compared to earlier decades.

5
  • CT scan, mammogram and ultrasound are of same
    field. Ultrasound in Las Vegas  is used routinely
    and considered harmless by the medical
    profession. 
  • In fact, it is presumed that use of ultrasound
    and the information it provides is considered
    valuable and desired by every woman.
  • As with many of the tests and procedures during
    pregnancy, consider the risks, benefits and
    implications of the test.

6
  • Advantages-
  • Confirm early pregnancy using a vaginal
    ultrasound.
  • Detect multiple births.
  • Calculate due date through measurements of fetus
    skull, femur, or crown-rump length (done in
    second trimester).
  • Inspect fetal organs for growth and development.
  • Check gender.
  • Verify fetal position and breech presentation.
  • Inspect the placenta and placement.
  • Many expectant parents are excited to see the
    ultrasound including the 4D sonogram technology
    that makes it possible to clearly see a baby
    close up.

7
DISADVANTAGES-
  • The long term effects of repeated ultrasound
    exposures on the fetus are not fully known. It is
    recommended that ultrasound only be used if
    medically indicated. (American Pregnancy
    Association)
  • 40 of abnormalities are missed or go
    undetected according to a recent study in
    Brisbane.
  • Causes anxiety and stress for parents who are
    given abnormal results or false positive
    findings.
  • Ultrasound heats the tissue and researchers
    suspect that the waves cause small local gas
    pockets which vibrate and collapse called
    cavitation.
  • The gas can reach up to temperatures of thousands
    of degrees (Celsium) leading to production of
    potentially toxic chemical reactions.

8
  • Left handedness in children who are supposed to
    be right-handed.
  • Although there is nothing inherently wrong with
    being left handed, the change is attributed to a
    subtle damage to the brain.
  • Males are more affected than female fetuses,
    probably because the male brain develops later.
  • -Early labor, premature birth, miscarriage, low
    birth weight, poorer health at birth, and
    perinatal death.
  • -Increased learning disabilities, epilepsy,
    delayed speech development, dyslexia.

9
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