| parent | OB.US | LP7830-5 |
| child | Resistivity index | Cerebral artery middle | OB ultrasound | LP416308-7 |
| child | Resistivity index | Ovarian artery Left | OB ultrasound | LP416309-5 |
| child | Resistivity index | Ovarian artery Right | OB ultrasound | LP416310-3 |
| child | Resistivity index | Uterine artery Left | OB ultrasound | LP416311-1 |
| child | Resistivity index | Uterine artery Right | OB ultrasound | LP416312-9 |
| child | Resistivity index | Fetus | OB ultrasound | LP416314-5 |
| child | Resistivity index | Fetus | Umbilical artery at fetus | OB ultrasound | LP416315-2 |
| child | Resistivity index | Fetus | Umbilical artery at placenta | OB ultrasound | LP416316-0 |
| child | Resistivity index | Fetus | Umbilical artery between fetus and placenta | OB ultrasound | LP416317-8 |
| child | Resistivity index | Patient | OB ultrasound | LP416318-6 |
| child | Resistivity index | Patient | Cerebral artery middle | OB ultrasound | LP416319-4 |
| PartDisplayName | en-US | Resistivity index |
| DisplayName | en-US | Resistivity index |
LOINC Version: 2.77
FHIR