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Low Fetal Heart Rate Third Trimester
Need rate and rhythm: At about 5 weeks the fetal heart is about the same as the mothers ( less than 100bpm) . By 9-10 weeks the fetal heart rate averages about 175bpm. The fetus may have been under some distress or this may be normal. I would have it checked again at earliest convenience. A uterine U/S can show if the fetal blood supply is adequate. ...Read more
Many causes.: Bradyarrhythmias (heart block, hypothyroidism, drugs) can lower the fetal heart rate persistently, however the most common reason is cord or placental accidents that threaten the fetal well-being. Your obstetrician and/or perinatologist should be able to help you avoid this problem. ...Read more
Acidosis.: Non-reassuring fetal heart tones include loss of beat to beat or short term variability. They are commonly used to monitor fetal status and determine timing/mode of delivery although they have an exceedingly high false-positive rate in predicting actual neurological impairment in the infant. They can be due to: acidosis; hypoxia; drugs; infection; sleep cycle; dehydration; anemia; thyroidopathies. ...Read more
In labor?: How are you finding them? Checking at home or on a monitor in the hospital? Either way, go to your closest hospital and get checked to be sure that your baby is doing ok. Good luck! ...Read more
After hearing fetal heart beat and heart beat is above 130 at 7wks what does miscarriage chance drop to?
Can be: Usually 110 -170 is considered normal.Get a more detailed answer ›
Thanks for asking!: Yes. It is ok.Get a more detailed answer ›
Slow fetal heart rate and growth and hashimoto's thyroid. Any correlation? I am 7.5 weeks and measure 6.5 weeks. Today's heart rate was 72.
Thyroid disease: If your TSH is normal and you are taking your thyroid meds as directed it shouldn't have an effect on the fetal heart rate. Unfortunately we do sometimes see a slow heart rate before a embryonic demise. You probably need a short term follow up ultrasound to recheck. At 45 your risk of miscarriage and fetal chromosome issues is much higher. ...Read more
Your baby : Is doing very well. Do you have any risk factors for miscarriage? If not, there is no increase or decrease risk for future miscarriage. Good luck. ...Read more
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