Table 2 Comparison of the outcomes between the reported RA-TPE cases and the other approaches for multivisceral exenteration in pelvis
Variables | RA-TPE of the reported cases for advanced rectal cancer requiring en bloc resection [12,13,14,15] | TPE against colorectal cancer [19] | Simultaneous RA-surgery for synchronous primary rectal and prostate cancer [20] | Laparoscopic TPE against pelvic malignancies invading adjacent organs [6] |
|---|---|---|---|---|
Sample size | 5 | 749 | 5 | 9 |
Age (year) | ||||
Median (range) | 61 (41–67) | 59 (51.0–67.0) | 72 (61–75) | 64 (20–72)) |
Sex (male/female) | 5/0 | 397/352 | NA | 5/4 |
BMI (kg/m2) | ||||
Median (range) | 19.0 (18.0–32.0) | 25.1 (IQR; 22.0–29.6) | 23.2 (20.8–24.8) | 21.5 (19.0–31.0) |
Disease | ||||
Primary CRC | 5 | 714 | 5 | 2 |
Locally recurrent rectal cancer | 0 | 0 | 0 | 4 |
Other diseases | 0 | Anal cancer 33 | 0 | 3 |
Neoadjuvant treatment | ||||
None | 0 | NA | 4 | 3 |
Chemotherapy | 5 | NA | 1 | 6 |
Radiotherapy | 5 | NA | 0 | 0 |
Operative results | ||||
Procedure | ||||
TPE | 5 | 749 | 0 | 9 |
Not TPE | 0 | 0 | 5 (ISR + RP 2, APR + RP 2, AR + RP 1) | 0 |
Operative duration (min) | ||||
Median (range) | 480 (200–570) | 462 (333–582) | 629 (431–764) | 935 (716–1219) |
Amount of blood loss | ||||
Median (range) | 250 (100–350, one missing) | NA (Transfusion rate; 50%) | 100 (20–345) | 830 (283–5225) |
Conversion to the open surgery | 0 | – | 0 | 1 |
R0 resection | 5 | NA | 5 (as for rectal cancer) | 7 |
Any complication | UTI 2, ileus 1, unknown fever 1 | 367 | NA | UTI 4, ileus 4, wound infection 1 |
Major complication (Clavien–Dindo classification ≥ 3) | Ureteric stricture 1 | 120 | Vesicourethral anastomotic leak 2, anastomotic leak 1 | 0 |
Postoperative hospital stay | ||||
Median (range) | 9 (7–21) | 9 (IQR; 7–13)† | 23 (11–27) | 27 (23–53) |