O36.8310

Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester, fetus 1

Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester, fetus 2

Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester, fetus 3

Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester, fetus 4

Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester, fetus 5

Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester, other fetus