Table 2.
Diagnostic performance of non-CE MRA and CMRA.
| Michel’s Classification of Hepatic Arteries | CTA | Non-CE MRA | CMRA | CMRA + Non-CE MRA | Pearson Chi-Square p-Value |
|---|---|---|---|---|---|
| I | 35 | 29/35 (83%) | 34/35 (97%) | 35/35 (100%) | |
| III | 1 | 1/1 (100%) | 1/1 (100%) | 1/1 (100%) | |
| V | 5 | 4/5 (80%) | 5/5 (100%) | 5/5 (100%) | |
| VI | 1 | 1/1 (100%) | 1/1 (100%) | 1/1 (100%) | |
| VIII | 1 | 1/1 (100%) | 0/1 (0%) | 1/1 (100%) | |
| Total | 43 | 36/43 (84%) | 41/43 (95%) | 43/43 (100%) | <0.01 |
| Portal vein ramification | |||||
| Type I | 40 | 39/40 (99%) | 39/40 (99%) | 39/40 (99%) | |
| Type II | 1 | 1/1 (100%) | 1/1 (100%) | 1/1 (100%) | |
| Type III | 2 | 2/2 (100%) | 2/2 (100%) | 2/2 (100%) | |
| Total | 43 | 42/43 (98%) | 42/43 (98%) | 42/43 (98%) | |
| Hepatic vein tributary | |||||
| Common trunk of MHV and LHV | 43 | 41/43 (95%) | 41/43 (95%) | 43/43 (100%) | |
| Single RHV | 43 | 43/43(100%) | 43/43 (100%) | 43/43(100%) | |
| Total | 46 | 84/86 (98%) | 84/86 (98%) | 86/86 (100%) | |
| Essential vascular anatomy | |||||
| S4HA from either RHA or LHA | 43 | 22/43 (51%) | 37/43 (86%) | 40/43 (93%) | <0.01 |
| IRHV | 20 | 16/20 (80%) | 15/20 (75%) | 19/20 (95%) | <0.01 |
| S8HV | 43 | 43/43 (100%) | 40/43 (93%) | 43/43 (100%) | |
| Total | 106 | 81/106 (75%) | 92/106 (87%) | 102/106 (96%) | |