| 11819-0 | Fetal Thorax Diameter.anterior-posterior US |
| 11864-6 | Fetal Thorax Diameter transverse US |
| 11987-5 | Fetal Thorax Circumference derived (us) |
| 11988-3 | Fetal Thorax Circumference US |
| 11989-1 | Fetal Thorax Circumference measured (ellipse overlay (us)) |
| 11990-9 | Fetal Thorax Circumference US.traced |
| 11992-5 | Fetal Heart position US |
| 11993-3 | Fetal Narrative Heart position US |
| 12114-5 | Fetal Thorax Study observation US |
| 12115-2 | Fetal Thorax Narrative Study observation US |
| 33068-8 | Fetal Thoracic area US |
| 33191-8 | Fetal Thorax Diameter product derived (us) |