Table 1 Ultrasonic Screening and diagnosis of 140 cases with aortic arch abnormalities in each view and four-view combination
Classification | Number of cases | the three-vessel and tracheal view | the aortic arch short axis view | the left aortic arch long axis view | the aortic arch long axis continuous scan views | four-view combination | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
(−) | abnormity | (−) | abnormity | (−) | abnormity | (−) | abnormity | (−) | abnormity | ||
Right aortic arch with aberrant left subclavian artery | 15 | 0 | 15 (6△ + 9☆) | 0 | 15 (15▲) | 0 | 15 (15▼) | 0 | 15 (12△ + 3☆) | 0 | 15 (12△ + 3▲) |
Right aortic arch with mirror branch | 6 | 0 | 6 (6☆) | 0 | 6 (6▲) | 0 | 6 (6▼) | 0 | 6 (6△) | 0 | 6 (6△) |
Left aortic arch with aberrant right subclavian artery | 2 | 1☆ | 1 (1△) | 0 | 2 (2▲) | 1☆ | 1 (1△) | 1☆ | 1 (1△) | 0 | 2 (1△ + 1▲) |
Double aortic arch with both arches open | 20 | 0 | 20 (20△) | 0 | 15 (15▲) | 17☆ | 3 (3▼) | 0 | 20 (20▲) | 0 | 20 (20△) |
Double aortic arch with left arch atresia | 2 | 0 | 2 (2▲) | 0 | 2 (2▼) | 0 | 2 (2▼) | 0 | 2 (2▲) | 0 | 2 (2▲) |
Aortic proximal atresia | 1 | 0 | 1 (1▼) | 0 | 1 (1▼) | 0 | 1△ | 0 | 1△ | 0 | 1△ |
Coarctation of the aorta | 67 | 0 | 67 (66△ + 1★) | 37☆ | 30 (30▼) | 0 | 67 (66△ + 1★) | 0 | 67 (66△ + 1★) | 0 | 67 (66△ + 1★) |
Interruption of the aortic arch | 27 | 0 | 27 (25△ + 2★) | 0 | 27 (27▼) | 0 | 27 (25△ + 2★) | 0 | 27 (25△ + 2★) | 0 | 27 (25△ + 2★) |
Screening sensitivity | 99.3% | 73.6% | 87.1% | 99.3% | 100.0% | ||||||
Diagnostic coincidence rate | 85.7% | 27.1% | 66.4% | 95.0% | 97.9% | ||||||