Gynaecology & Obstetrics The most common explanation for fetal tachycardia is – A Maternal administration of parasympathetic or sympathomimetic drugs B Maternal fever from amnionitis C Fetal cardiac defects D Cardiac arrhythmias 💡 Explanation The most common explanation for fetal tachycardia is - ✓ Correct Answer: B. Maternal fever from amnionitis