Table 1.
Classic (Milwaukee) and contemporary (modified Milwaukee) classification for presumptive SOD
| Presumptive SOD type | Definition | |
|---|---|---|
| Biliary type I | Classic | Pain + abnormal hepatic enzymes on 2 occasions + dilated CBD + delayed drainage > 45 min |
| Contemporary | Pain + abnormal hepatic enzymes + dilated CBD | |
| Biliary type II | Classic | Pain + 1 or 2 of hepatic enzymes × 2, dilated CBD, delayed drainage ≥ 45 min |
| Contemporary | Pain + abnormal hepatic enzyme or dilated CBD | |
| Biliary type III | Classic/contemporary | Biliary type pain alone |
| Pancreatic type I | Classic | Pain + abnormal pancreatic enzymes on 2 occasions + dilated PD + delayed drainage ≥ 8 min |
| Contemporary | Pain + abnormal pancreatic enzymes + dilated PD | |
| Pancreatic type II | Classic | Pain + 1 or 2 of pancreatic enzymes × 2, dilated PD, delayed drainage ≥ 8 min |
| Contemporary | Pain + abnormal pancreatic enzyme or dilated PD | |
| Pancreatic type III | Classic/contemporary | Pancreatic type pain alone |