Table 1.
Sphincter of Oddi dysfunction: Outcome after sphincterotomy
| Author, yr | n | Milwaukee Class | Response rate (%) | Duration (mo) | Pancreatitis (%) |
| Neoptolemos[29] 1988 | 30 | NS | 19/30 (63%) | 46 | 4/30 (13%) |
| Manometry in 23 patients: | |||||
| Man + ve 15/18 (83%) | |||||
| Man – ve 0/5 (0%) | |||||
| Rolny[39] 1993 | 17 | Type I | 17/17 (100%) | 28 | NS1 |
| Sugawa[62] 2001 | 8 | Type I | 8/8 (100%) | 26 | 0 |
| Geenen[24] 1989 | 23 sphincterotomy | Type II | 15/23 (65%) | 12 | 2/47 (4%) |
| (24 sham Rx) | Man + ve2 10/11 (91%) | ||||
| Man - ve2 5/12 (42%) | |||||
| Toouli[31] 2000 | 37 sphincterotomy | Type I (9) | 11/13 (85%) man+ve2 | 24 | 7/81 (9%) |
| (42 sham Rx) | Type II (72) | 12/24 (50%) man-ve2 | |||
| (2 excluded) | |||||
| Fullarton[28] 1992 | 10 | Type II | 8/10 (80%) all man+ve2 | 24 | NS1 |
| Lin[72] 1998 | 24 | Type II | 19/24 (79%) | 18 | 2/24 (8%) |
| Enzyme+ve 18/20 (90%) | |||||
| Enzyme-ve 1/4 (25%) | |||||
| Botoman[63] 1994 | 43 | Type II (21) | Type II 14/21 (67%) | 37 | Type II |
| Type III (22) | Type III 12/22 (55%) | 16% | |||
| man+ve | Type III | ||||
| 15% | |||||
| Bozkurt[30] 1996 | 23 | Type II and III | 19/23 (83%) man+ve2 | 8-62 | NS1 |
| Wehrmann[40] 1996 | 37 (with + ve manometry) | Type II (22) | Type II 13/22 (60%) | 30 | NS1 |
| Type III (15) | Type III 1/15 (8%) |
1
NS= not specified;
2
Man+ve = manometry positive; Man-ve = manometry negative.