Table 2.
MR abnormalities observed in 61 of 125 (49%) individuals.
| Bile duct stones | 45/125 (36%) | |
| Signal of stones | T1 = 42 | T2 = 45 |
| Hyposignal | 34 (81%) | 44 (98%) |
| Hypersignal | 3 (7%) | 0 (0%) |
| Hyposignal and hypersignal | 3 (7%) | 1 (2%) |
| Isosignal | 2 (6%) | 0 (0%) |
| Number of stones | ||
| 1 | 4 (9%) | |
| 2 or 3 | 5 (11%) | |
| Multiple | 36 (80%) | |
| Location of stones | ||
| Common bile duct | 3 (7%) | |
| Intrahepatic bile duct | 37 (82%) | |
| Diffuse | 5 (11%) | |
| Number of liver segments affected | ||
| 1–2 | 28 (62%) | |
| 3–4 | 12 (27%) | |
| ≥5 | 5 (11%) | |
| Bile duct dilatation | 48/125 (38%) | |
| At the level of stones | 28 (58%) | |
| Outside the level of stones | 15 (31%) | |
| With no stones | 3 (6%) | |
| Cholangitis like | 2 (4%) | |
| Complications | 31 (25%) | |
| Contrast enhancement of biliary walls | 3 (2%) | |
| Bile duct stenosis | 3 (2%) | |
| Abscess | 4 (3%) | |
| Heterogeneous signal of hepatic parenchyma | 9 (7%) | |
| Loss of volume of hepatic segment | 17 (14%) | |
| Dysmorphia | 10 (8%) | |
| Portal hypertension | 2 (2%) | |
| Cholecystitis | 1 (1%) | |
| Pancreatitis | 1 (1%) | |
| Cholangiocarcinoma | 3 (2%) |
MRI, magnetic resonance.