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Doctor insights on: Causes Of Fetal Heart Rate

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What causes low fetal heart rate?

What causes low fetal heart rate?

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

Heart Rate (Definition)

Heart rate is a measurement of the number of times a person's heart beats in one minute. Normal heart rates vary with a person's age and with excitement and exercise. Abnormal heart rates are too slow, too fast, and/or irregular (too much ...Read more


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Prednisone causing low fetal heart rate?

Prednisone causing low fetal heart rate?

Fetal heart rate: Use of such steroids during pregnancy has been associated with decreased variability of fetal heart rate. I am not aware of slowing down of heart rate though. You should discuss this with your ob. ...Read more

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I'm 7 weeks pregnant. What causes fetal heart rate to drop from 122 BPM to 81 BPM in two days after pregnancy looked great?

I'm 7 weeks pregnant. What causes fetal heart rate to drop from 122 BPM to 81 BPM in two days after pregnancy looked great?

Hard to say: This question is difficult to answer, because we aren't typically measuring the fetal heartbeat over extended periods of time at this gestational age. Possible technical error . There's not much to do ---> continue to watch the pregnancy. It's normal for fetuses to have cyclic drops in their heartbeat. You may want to consider closer following and possibly an echocardiogram later in pregnancy. ...Read more

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Today at 10 weeks pg my baby's fetal heart rate was 198 bmp what could cause this? I hadn't had any caffeine? Is everything ok?

Today at 10 weeks pg my baby's fetal heart rate was 198 bmp what could cause this? I hadn't had any caffeine? Is everything ok?

Was doc concerned? : Was your doctor concerned with this finding at your visit today? Very specific issues are best dealt with individually. A fast heart rare at ten weeks is not something we usually focus on ...Read more

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I'm 20 weeks preg.Had us last week n fetal heart rate was 120 then 68. After 2 days had fetal echo it was 138.Today it was 62 then 72 what cd cause it?

I'm 20 weeks preg.Had us last week n fetal heart rate was 120 then 68. After 2 days had fetal echo it was 138.Today it was 62 then 72 what cd cause it?

Heart block ? : This sounds quite abnormal. You should contact your doctor and ask ask for an explanation. It is possible the ultrasound detected a fetal arrhythmia. Normally this would be discussed in great detail during the visit with the patient though. ...Read more

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What is the normal fetal heart rate at 11 weeks?

What is the normal fetal heart rate at 11 weeks?

Varies: The normal fetal heart rate at 11 weeks gestation could be anywhere from 110 to 170 beats per minute. ...Read more

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What is the average fetal heart rate at 6 weeks?

What is the average fetal heart rate at 6 weeks?

Fetal heart rate: When the fetal heart rate is first seen by ultrasound it ranges from 100 - 120 bpm. The normal range later in pregnancy is 120 - 160. With fetal movement it is even higher. ...Read more

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Is a fetal heart rate of 189 too high at 7 weeks?

Is a fetal heart rate of 189 too high at 7 weeks?

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