P03.8 - Newborn (suspected to be) affected by other specified complications of labor and delivery
P03.81 - Newborn (suspected to be) affected by abnormality in fetal (intrauterine) heart rate or rhythm
Excludes 1:
-neonatal cardiac dysrhythmia P29.1-)
P03.810 - Newborn (suspected to be) affected by abnormality in fetal (intrauterine) heart rate or rhythm before the onset of labor
P03.811 - Newborn (suspected to be) affected by abnormality in fetal (intrauterine) heart rate or rhythm during labor
P03.819 - Newborn (suspected to be) affected by abnormality in fetal (intrauterine) heart rate or rhythm, unspecified as to time of onset