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Re: Adverse Impact of UltrasoundFrom: Harvey S. Marchbein, M.D. (anonymous@obgyn.net)Thu, 13 Jan 2000 22:17:23 -0600 (CST)
At Thu, 13 Jan 2000, John wrote: > >Is anyone aware of studies indicating long-term adverse effects on the >ova of female fetuses subjected to ultrasound during the first >trimester? I'm curious to know if there are findings of chromosome >breaks, infertility, etc. Searches I've conducted offer no confirmed >evidence of problems, but they offer no confirmed proof of complete >safety either. Everything has its risks. > >This may be a concern along the lines of "heating damage," but the >question is spurred by the differing stances I find on the subject. Some >individuals are dead set against ultrasound or any procedure invading >the uterus. Also, many obstetrics offices now post signs saying that >routine ultrasounds are no longer scheduled or recommended. Perhaps the >issue is one of economics: there's no significant benefit so why spend >the money? > >Help and comments appreciated, >John High frequency ultrasound as in therapeutic ultrasound has been shown to cause chromosomal damage. Low frequency ultrasound (as in the sonogram we know) is not associated with such a problem.
-- Harvey S. Marchbein, M.D. FACOG, FACS Great Neck, New York
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