Study | No. of patients | No. of infertile patients searching offspring | Obtained pregnancies | Length of follow-up after surgery | Surgical treatment | Other considerations | Note |
---|---|---|---|---|---|---|---|
Darai 2005 | 34 (colorectal endometriosis) | 12 | 5 (PR = 42 %) | 24 months (mean FU), min 6 months | LPS segmental intestinal resection | PR in the whole group = 45% (10/22) | 9 spontaneous pregnancies, 3 with IVF |
Thomassin 2004 | 27 (colorectal endometriosis) | 8 | 2 | 15 months (mean FU), range 3–22 months | Segmental intestinal resection: 25 LPS, 2 LPT | 4 pregnancies in the whole group (4/27) | All spontaneous pregnancies |
Fleisch 2005 | 23 (infiltrative endometriosis of bowel or bladder) | 4 | 2 | 45 ± 18 months | LPT, 22 segmental resections | 4 pregnancies in the whole group (4/17) | Only a pregnancy obtained with IVF, other 3 were spontaneous |
Kavallaris 2003 | 50 (rectal endometriosis) | 17 searching offspring (38 infertile PZ) | 8 (PR = 47 %) | 32 months | LPS, segmental intestinal resection | 3 early abortion, non-EP | 2 pregnancies after IVF, others were spontaneous |
Possover 2000 | 34 (segmental intestinal resection) | 15 | 8 (PR = 53 %) | 16 months (mean FU) | Via vaginal resection laparoscopically assisted | All patients with primary infertility |  |
Stepniewska 2009 | 60 (bowel endometriosis) | 48 | 17 (PR = 35 %) | 26.9 months (mean FU) | LPS, segmental intestinal resection | PR compared with no resection surgery | PR improved by intestinal resection when there are lesions |
Our study | 54 (bowel endometriosis) | 54 | 33 (PR = 61 %) | Mean 113 months (d.s. 16), range 68–153, median 113 | LPS, segmental intestinal resection | 50 pregnancies with newborns | 36 spontaneous (71.43 %), 14 with IVF e IUI (28.57 %) |