What Causes Fetal Arrhythmia

The cause of most arrhythmias is unknown but some cases may result from an electrolyte imbalance, inflammation, medication or an inherited genetic condition. Severe cases of arrhythmia may be caused by a heart defect such as congenital heart block or by an inherited condition known as long QT syndrome.

Is arrhythmia common in fetus?

Detection of some dropped or extra beats (arrhythmia) is fairly common, occurring in 1 to 2 percent of pregnancies.

Does caffeine cause fetal heart arrhythmia?

It is possible that high levels of caffeine consumption may cause heartbeat irregularities, but currently, only case studies have been performed. It is suggested that pregnant women limit their caffeine intake to 200mL of caffeine a day–roughly the amount found in one cup of coffee.