| parent | CARD.US | LP29672-0 |
| child | Diameter | Aorta | Cardiac ultrasound | LP406804-7 |
| child | Diameter | Aorta isthmus | Cardiac ultrasound | LP406805-4 |
| child | Diameter | Aorta root | Cardiac ultrasound | LP406806-2 |
| child | Diameter | Aorta root annulo-aortic junction | Cardiac ultrasound | LP406807-0 |
| child | Diameter | Aorta.sinotubular junction | Cardiac ultrasound | LP406808-8 |
| child | Diameter | Aorta arch and Neck | Cardiac ultrasound | LP406809-6 |
| child | Diameter | Aorta thoracic ascending | Cardiac ultrasound | LP406810-4 |
| child | Diameter | Aorta thoracic descending | Cardiac ultrasound | LP406811-2 |
| child | Diameter | Aortic valve | Cardiac ultrasound | LP406812-0 |
| child | Diameter | Aortic valve annulus | Cardiac ultrasound | LP406813-8 |
| child | Diameter | Circulatory system XXX | Cardiac ultrasound | LP406814-6 |
| child | Diameter | Heart ventricle Left outflow tract | Cardiac ultrasound | LP406815-3 |
| child | Diameter | Heart ventricle Right outflow tract | Cardiac ultrasound | LP406816-1 |
| child | Diameter | Right ventricular outflow tract proximal | Cardiac ultrasound | LP411916-2 |
| child | Diameter | Mitral valve | Cardiac ultrasound | LP406817-9 |
| child | Diameter | Mitral valve annulus | Cardiac ultrasound | LP406818-7 |
| child | Diameter | Left pulmonary artery | Cardiac ultrasound | LP406819-5 |
| child | Diameter | Pulmonary artery main | Cardiac ultrasound | LP406820-3 |
| child | Diameter | Right pulmonary artery | Cardiac ultrasound | LP406821-1 |
| child | Diameter | Pulmonic valve | Cardiac ultrasound | LP410984-1 |
| child | Diameter | Pulmonic valve annulus | Cardiac ultrasound | LP406823-7 |
| child | Diameter | Tricuspid valve | Cardiac ultrasound | LP406824-5 |
| child | Diameter | Tricuspid valve annulus | Cardiac ultrasound | LP406825-2 |
| child | Diameter | Inferior vena cava | Cardiac ultrasound | LP406826-0 |
| child | Diameter | Superior vena cava | Cardiac ultrasound | LP406827-8 |
| parent | OB.US | LP7830-5 |
| child | Diameter | Bowel | OB ultrasound | LP416182-6 |
| child | Diameter | Cervical canal | OB ultrasound | LP416183-4 |
| child | Diameter | Cervical canal external os | OB ultrasound | LP416184-2 |
| child | Diameter | Cervical canal internal os | OB ultrasound | LP416185-9 |
| child | Diameter | Colon lumen | OB ultrasound | LP416186-7 |
| child | Diameter | Follicle | OB ultrasound | LP416187-5 |
| child | Diameter | Gestational sac | OB ultrasound | LP416188-3 |
| child | Diameter | Heart ventricle Left outflow tract | OB ultrasound | LP416189-1 |
| child | Diameter | Heart ventricle Right outflow tract | OB ultrasound | LP416190-9 |
| child | Diameter | Pulmonary artery | OB ultrasound | LP416191-7 |
| child | Diameter | Renal pelvis Left | OB ultrasound | LP416192-5 |
| child | Diameter | Renal pelvis Right | OB ultrasound | LP416193-3 |
| child | Diameter | Small bowel | OB ultrasound | LP416194-1 |
| child | Diameter | Fetus | OB ultrasound | LP416196-6 |
| child | Diameter | Fetus | Aortic valve | OB ultrasound | LP416197-4 |
| child | Diameter | Fetus | Bowel | OB ultrasound | LP416198-2 |
| child | Diameter | Fetus | Colon lumen | OB ultrasound | LP416199-0 |
| child | Diameter | Fetus | Eye | OB ultrasound | LP416200-6 |
| child | Diameter | Fetus | Right eye | OB ultrasound | LP416201-4 |
| child | Diameter | Fetus | Heart ventricle Left outflow tract | OB ultrasound | LP416202-2 |
| child | Diameter | Fetus | Heart ventricle Right outflow tract | OB ultrasound | LP416203-0 |
| child | Diameter | Fetus | Lung Left | OB ultrasound | LP416204-8 |
| child | Diameter | Fetus | Lung Right | OB ultrasound | LP416205-5 |
| child | Diameter | Fetus | Mitral valve | OB ultrasound | LP416206-3 |
| child | Diameter | Fetus | Pulmonary artery | OB ultrasound | LP416207-1 |
| child | Diameter | Fetus | Pulmonic valve | OB ultrasound | LP416208-9 |
| child | Diameter | Fetus | Renal pelvis Left | OB ultrasound | LP416209-7 |
| child | Diameter | Fetus | Renal pelvis Right | OB ultrasound | LP416210-5 |
| child | Diameter | Fetus | Small bowel | OB ultrasound | LP416211-3 |
| child | Diameter | Fetus | Tricuspid valve | OB ultrasound | LP416212-1 |
| child | Diameter | Fetus | Umbilical vein | OB ultrasound | LP416213-9 |
| child | Diameter | Fetus | Urinary bladder | OB ultrasound | LP416214-7 |
| child | Diameter | Fetus | Yolk sac | OB ultrasound | LP416215-4 |
| parent | EYE.CONTACT_LENS | LP29673-8 |
| child | Diameter | Left contact lens | Contact lens | LP408387-1 |
| child | Diameter | Right contact lens | Contact lens | LP408388-9 |
| child | Diameter | Left pupil | Ophthalmology and Optometry | LP419031-2 |
| child | Diameter | Right pupil | Ophthalmology and Optometry | LP419032-0 |
| parent | EYE.REFRACTION | LP29677-9 |
| child | Diameter | Left pupil | Refraction | LP419208-6 |
| child | Diameter | Left pupil | Ophthalmology and Optometry | LP419031-2 |
| child | Diameter | Right pupil | Refraction | LP419209-4 |
| child | Diameter | Right pupil | Ophthalmology and Optometry | LP419032-0 |
| parent | PULM | LP7840-4 |
| child | Diameter | Suction catheter | Respiratory measures and Ventilator management | LP408910-0 |
| child | Diameter | Tracheostomy tube | Respiratory measures and Ventilator management | LP408911-8 |
| PartDisplayName | en-US | Diameter |
| DisplayName | en-US | Diameter |
LOINC Version: 2.77
FHIR