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Insertion difficulty cases
| n (%) | |
| Overall | 26/664 (3.91) |
| Hepatocellular carcinoma | 21/552 (3.80) |
| Metastatic liver tumor | 5/112 (4.46) |
| Reason for insertion difficulty | |
| Sliding by friction of 2 catheters: 1 case | |
| Strong curvature of femoral arteries: 6 cases | |
| Strong curvature of abdominal aorta: 3 cases | |
| Anatomical anatomy | |
| Replaced right hepatic artery: 12 cases | |
| Left hepatic artery from the left gastric artery: 4 cases |
