Abnormal fetal heartbeat may be caused by intrauterine hypoxia, abnormal development of the fetus, physical abnormality of the pregnant woman, drug effects and other reasons.
1. Intrauterine hypoxia: when the amniotic fluid in the uterus is too small or the fetus has umbilical cord around the neck, abnormal placental function, etc., it will cause fetal hypoxia in the uterus, and then it will show the phenomenon of abnormal fetal heart.
2. Abnormal development of the fetus: when the fetus has malformed heart development and abnormal heart conduction function, it may show abnormal fetal heartbeat.
3. Abnormalities in pregnant women’s body: if the pregnant woman has hyperthyroidism or fever and other physical abnormalities, the heart rate of the pregnant woman will change and affect the fetal heart rate, which will show the phenomenon of abnormal fetal heart.
4. Drugs: when pregnant women take atropine, propranolol and other drugs that can act on the fetus through the placenta, it will affect the heart rate of the fetus and may show abnormal fetal heart.
There are many causes of abnormal fetal heartbeat, it is recommended to go to the hospital to clarify the cause of the disease, under the guidance of the doctor, so as to avoid delaying the condition.