Pressure profile of the sphincter of Oddi measured at the common bile (CBD) and pancreatic (PD) ducts
| Normal2-150CBD | Abnormal2-151PD | CBD and PD | |
|---|---|---|---|
| Duct pressure (mm Hg) | 7.4 (1.7) | 8.0 (1.6) | |
| Basal pressure (mm Hg) | 16.2 (5.8) (6–25) | 17.3 (5.8) (8–26) | >40 |
| Phasic contractions | |||
| Amplitude (mm Hg) | 136.5 (25.9) (82–180) | 127.5 (21.5) (90–160) | >350 |
| Duration (seconds) | 4.7 (0.9) (3–6) | 4.8 (0.7) (4–6) | |
| Frequency (/minute) | 5.7 (1.4) (3–10) | 5.8 (1.5) (3–10) | >7 |
| Propagation sequence (%) | |||
| Simultaneous | 55 (10–100) | 53 (10–90) | |
| Antegrade | 34 (0–70) | 35 (10–70) | |
| Retrograde | 11 (0–40) | 12 (0–40) | >50 |