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Procedure success rate of diagnostic single-operator cholangiopancreatoscopy for indeterminate bile duct lesions
| Bile duct target site | n | Success rate of visualizing target site, n (%) | Biopsy attempted (n) | Adequate tissue for histologic examination, n (%) |
| Intrahepatic | 10 | 8 (80.0) | 6 | 5 (83.3) |
| Hilar | 26 | 26 (100) | 26 | 21 (80.8) |
| Superior | 19 | 19 (100) | 19 | 15 (78.9) |
| Mid | 17 | 16 (94.1) | 14 | 12 (85.7) |
| Inferior | 15 | 13 (86.7) | 10 | 7 (70.0) |
| Mobile filing defect | 2 | 2 (100) | 0 | |
| Overall | 89 | 84 (95.5) | 75 | 60 (80.0) |
