Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm Abnormal Variability: • Minimal/Absent Variability (< 5 bpm) • Marked Variability (> 25 bpm) • Sinusoidal Pattern Variability • Variability Absent Accelerations: Decelerations: • Early decelerations • Variable decelerations • Late decelerations • Prolonged deceleration Bradycardia • Fetal + Maternal Tachycardia • Fetal + Maternal #FetalHR #FetalHeartRate #Tracing #Differential #Diagnosis #Algorithm #Causes #Obstetrics #OBGyn