Dominant pattern (n = 95) | |
Right | 88 (93) |
Left | 5 (5) |
Codominance | 2 (2) |
Coronary orifices (n = 95) | |
Dual aortic origin | 65 (68) |
One orifice in the left and 2 orifices in the right aortic cusps | 28 (29) |
One orifice in the left and 3 orifices in the right aortic cusps | 1 (1) |
Two orifices in the left aortic cusp | 1 (1) |
Branching pattern of LCA (n = 93) | |
Bifurcation | 32 (34) |
Trifurcation | 53 (57) |
Quadrifurcation | 8 (9) |
Conal artery (n = 95) | |
One branch | 31 (33) |
With a separate orifice | 7 (7) |
From RCA | 24 (25) |
Two branches | 53 (56) |
Two with separate orifices | 1 (1) |
One separate orifice and one RCA | 17 (18) |
From RCA | 35 (37) |
Three branches | 11 (12) |
One separate orifice and 2 RCAs | 4 (4) |
From RCA | 7 (7) |
RPDA (n = 95) | |
Absence | 52 (55) |
From RCA | 43 (45) |
RCA from the left aortic cusp | 1 (1) |
One site | 42 (44) |
AIA | 3 |
RPDA | 2 |
PIA | 2 |
LMA | 1 |
Two sites | 11 (12) |
AIA/AIA | 5 |
AIA/DA | 1 |
AIA/MA | 1 |
AIA/RPDA | 1 |
PIA/DA | 1 |
PIA/MA | 1 |
PIA/LMA | 1 |
Three sites | 5 (5) |
AIA/AIA/RPDA | 1 |
AIA/DA/PIA | 1 |
AIA/AIA/MA | 1 |
AIA/AIA/PIA | 1 |
AIA/AIA/RCA | 1 |
Four sites | 1 (1) |
AIA/AIA/AIA/LMA | 1 |