Fetal heart beat
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Fetal heart beatsbeat can be detected as early as 34 days (just under 6 weeks) gestation ofon good quality, high frequency transvaginal scanningultrasound, atas a crown rump length (CRL) of as little as 1-2 mm.
If a fetal heartbeat cannot be identified with a CRL >7 mm using transvaginal scanning, then embryonal demise can be diagnosed 3. Demise can be confirmed with repeated scanning and serial quantitative beta-HCG.
See also
-<p><strong>Fetal heart beats</strong> can be detected as early as 34 days (just under 6 weeks) gestation of good quality high frequency transvaginal scanning, at a <a href="/articles/crown-rump-length">crown rump length (CRL)</a> of as little as 1-2 mm.</p><p>If a fetal heartbeat cannot be identified with a CRL >7 mm using transvaginal scanning, then <a href="/articles/failed-early-pregnancy">embryonal demise</a> can be diagnosed <sup>3</sup>. Demise can be confirmed with repeated scanning and serial quantitative <a href="/articles/beta-hcg-levels">beta-HCG</a>.</p><h4>See also</h4><ul>-<li><a href="/articles/fetal-heart-rate">fetal heart rate</a></li>- +<p><strong>Fetal heart beat</strong> can be detected as early as 34 days (just under 6 weeks) gestation on good quality, high frequency transvaginal ultrasound, as a <a href="/articles/crown-rump-length">crown rump length (CRL)</a> of as little as 1-2 mm.</p><p>If a fetal heartbeat cannot be identified with a CRL >7 mm using transvaginal scanning, then <a href="/articles/failed-early-pregnancy">embryonal demise</a> can be diagnosed <sup>3</sup>. Demise can be confirmed with repeated scanning and serial quantitative <a href="/articles/beta-hcg-levels">beta-HCG</a>.</p><h4>See also</h4><ul>
- +<li><a href="/articles/fetal-heart-rate">fetal heart rate</a></li>
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