Table 3 Types of aortic arch and variation in branching pattern in our study
From: Three steps approach for preoperative evaluation of tetralogy of Fallot patients: role of 128 MDCT
Aortic arch | Branching pattern | N | % |
|---|---|---|---|
Left-sided AA | Normal branching pattern | 31 | 40.4 |
Bovine arch | 16 | 20.8 | |
Aberrant RSCA | 2 | 2.6 | |
Direct origin of the vertebral artery | 3 | 3.8 | |
Bovine arch with aberrant RSCA | 3 | 3.8 | |
Total | 55 | 71.6 | |
Right-sided AA | Mirror imaging branching pattern | 12 | 15.58 |
Bovine arch | 3 | 3.8 | |
Common origin of both CCAs and separate origin of both SCAs | 3 | 3.8 | |
Aberrant LSCA | 3 | 3.8 | |
Aberrant LSCA, common origin of both CCAs & direct origin of the vertebral artery. | 1 | 1.29 | |
Total | 22 | 28.32 | |
Total | 77 | 100% | |