| parent | Head>Head vessels | LP191604-0 |
| child | CTA Head vessels W contrast IV | 36830-8 |
| child | CTA Head vessels WO and W contrast IV | 30593-8 |
| child | CTA Head vessels WO contrast | 42293-1 |
| PartDisplayName | en-US | Head vessels | Computed tomography angio | Radiology |
LOINC Version: 2.77
FHIR