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Sammarco et al. Mini-invasive Surg 2019;3:31 I http://dx.doi.org/10.20517/2574-1225.2019.33 Page 3 of 5

Overall survival 1-year OS 90.4% 3-year OS 66.1 100% 5-year survival ranges from 25% to 40%

Disease free 1-year DFS 83.5% 3-year DFS 41.9% 1-year 89.5% 3-year 35.8% 9.5 months (media)

R0, n (%) 92% 100% 100%

Length of stay 4.7 ± 1.8

6 4.5
Mortality (90 days), n (%) 0% 0% 0%

Major morb, n (%) n.a. n.a. Pelvic abscess (33.3%)

Table 1. Current state of the art of series with syncronous treatment of colorectal liver metastases and primary cancer
Morbidity (%) 27% 25% 66.5%

Conv (%) 12% 0% 0%

Perop BL (mL) 200 250 316 for CRLM. Operative time ranged from 198.5 min to 401 min. Perioperative Blood loss ranged from 200 mL to 316 mL. Conversion tax ranged from 0% to 12%. Complications and major morbidity included delayed wound healing after an abdominal perineal resection (APR) and a delayed rectal anastomotic failure after ileostomy reversal in synchronous resection [11] , 1 postoperative bile leak, 2 heart failure [9] . 90 days mortali

OT (min) 210 198.5 ± 98 401

Major resection, n (%) 13.55% 0% 0%

Syncronous resection 4 3 3

No. of Patient 59 20 6 from 4.5 days to 6 days. The rate of R0 resections ranged from 92% to 100%.

01/2008 - 02/2018 02/2013 - 06/2014 associated with colorectal resection.

Period 05/ 2012 - 04/2018 they are expected to be reported in the future studies. progressive reduction of procedure related costs.

Author, type study Guerra et al. [9] Guadagni et al. [10] Dwyer et al. [11] Synchronous treatment DISCUSSION