Re: I HEARD the heart at 8w4d. WOW! How does it work?
From: Harvey S. Marchbein, M.D. (anonymous@obgyn.net)
Thu, 30 Nov 2000 20:27:24 -0600 (CST)
Doppler and ultrasound deal with sound waves. Some are interpreted as
objects and others as sound.
Hope this helps and write back anytime for more information.
HSM
At Thu, 30 Nov 2000, francy wrote:
>
>I had an ultrasound yesterday. I was expecting to SEE the heart rate,
>but I didn't think I'd HEAR it for weeks. Suddenly, there it was--that
>rhythmic whooshing sound filled the room. It was just unreal!
>
>How does this technology WORK to hear it so early? I thought doppler
>only measured movemement. Where is the sound coming from.
>
>After momentary bliss, I, of course, started worrying that at 180bpm, it
>was too high. But I read here, and elsewhere, that 180 is normal
>(right???).
>
>What an incredible experience. I will never forget it.
>
>Maybe now I can FINALLY stop worrying about miscarriage (and go on to
>worrying about other things).
>
>Francy
--
Harvey S. Marchbein, M.D. FACOG, FACS
Great Neck, New York
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