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      Laparoscopically assisted colorectal surgery provides better short-term clinical and inflammatory outcomes compared to open colorectal surgery

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          Abstract

          Introduction

          Changes in immune function after surgery may influence overall outcome, length of hospital stay, susceptibility to infection and perioperative tumour dissemination in cancer patients. Our aim was to elaborate on postoperative differences in the immune status and the intensity of the systemic inflammatory response between two groups of prospectively enrolled patients with colorectal cancer, namely patients undergoing laparoscopically assisted or open colorectal surgery.

          Material and methods

          Blood samples from 77 patients were taken before surgery and then 3 h, 24 h and 4 days after surgery. The inflammatory response was determined by leukocyte counts, erythrocyte sedimentation rate (ESR), C-reactive protein (CRP) and procalcitonin levels (PCT). Immune status was determined by phenotypic analysis of lymphocyte populations and the activation of mononuclear cells. CD64 expression and cytokine expression were also determined.

          Results

          Patients undergoing laparoscopically assisted surgery had less intraoperative blood loss ( p = 0.002), earlier resumption of diet ( p = 0.002) and shorter hospital stay ( p = 0.02). Numbers of total leukocytes ( p = 0.12), CRP ( p = 0.002) and PCT ( p = 0.23) were remarkably higher 4 days after surgery in patients who underwent an open colorectal procedure. There was an important decrease in monocyte HLA-DR expression 3 h after surgery in patients undergoing laparoscopically assisted surgery ( p = 0.03).

          Conclusions

          Our study suggests that minimally invasive surgery provides better short-term clinical outcomes for patients with resectable colorectal cancer. The acute inflammatory response is less pronounced. Post-surgical immunological disturbance in both groups is similar, but we observed a divergent effect of different surgical approaches on the expression of HLA-DR on monocytes. However, our results corroborate the results of previous studies.

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          Most cited references40

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          Laparoscopy-assisted colectomy versus open colectomy for treatment of non-metastatic colon cancer: a randomised trial.

          Although early reports on laparoscopy-assisted colectomy (LAC) in patients with colon cancer suggested that it reduces perioperative morbidity, its influence on long-term results is unknown. Our study aimed to compare efficacy of LAC and open colectomy (OC) for treatment of non-metastatic colon cancer in terms of tumour recurrence and survival. From November, 1993, to July, 1998, all patients with adenocarcinoma of the colon were assessed for entry in this randomised trial. Adjuvant therapy and postoperative follow-up were the same in both groups. The main endpoint was cancer-related survival. Data were analysed according to the intention-to-treat principle. 219 patients took part in the study (111 LAC group, 108 OC group). Patients in the LAC group recovered faster than those in the OC group, with shorter peristalsis-detection (p=0.001) and oral-intake times (p=0.001), and shorter hospital stays (p=0.005). Morbidity was lower in the LAC group (p=0.001), although LAC did not influence perioperative mortality. Probability of cancer-related survival was higher in the LAC group (p=0.02). The Cox model showed that LAC was independently associated with reduced risk of tumour relapse (hazard ratio 0.39, 95% CI 0.19-0.82), death from any cause (0.48, 0.23-1.01), and death from a cancer-related cause (0.38, 0.16-0.91) compared with OC. This superiority of LAC was due to differences in patients with stage III tumours (p=0.04, p=0.02, and p=0.006, respectively). LAC is more effective than OC for treatment of colon cancer in terms of morbidity, hospital stay, tumour recurrence, and cancer-related survival.
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            Meta-analysis of short-term outcomes after laparoscopic resection for colorectal cancer.

            The safety and efficacy of laparoscopic resection (LR) for colorectal cancer remains to be established. A meta-analysis of randomized clinical trials comparing the short-term outcomes of laparoscopic with those of open resection for colorectal cancer was undertaken. A literature search was performed for relevant articles published by the end of 2002. Two reviewers independently appraised the trials using a predetermined protocol. Results were analysed using Comprehensive Meta-analysis. The outcomes of 2512 procedures from 12 trials were analysed. LR took on average 32.9 per cent longer to perform than open resection but was associated with lower morbidity rates. Specifically, wound infection rates were significantly lower (odds ratio 0.47 (95 per cent confidence interval 0.28 to 0.80); P = 0.005). In patients undergoing LR, the average time to passage of first flatus was reduced by 33.5 per cent, that to tolerance of a solid diet by 23.9 per cent and that to 80 per cent recovery of peak expiratory flow by 44.3 per cent. Early narcotic analgesia requirements were also reduced by 36.9 per cent, pain at rest by 34.8 per cent and during coughing by 33.9 per cent, and hospital stay by 20.6 per cent. There were no significant differences in perioperative mortality or oncological clearance. LR for colorectal cancer is associated with lower morbidity, less pain, a faster recovery and a shorter hospital stay than open resection, without compromising oncological clearance. Copyright 2004 British Journal of Surgery Society Ltd.
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              Short term benefits for laparoscopic colorectal resection.

              Colorectal resections are common surgical procedures all over the world. Laparoscopic colorectal surgery is technically feasible in a considerable amount of patients under elective conditions. Several short-term benefits of the laparoscopic approach to colorectal resection (less pain, less morbidity, improved reconvalescence and better quality of life) have been proposed. This review compares laparoscopic and conventional colorectal resection with regards to possible benefits of the laparoscopic method in the short-term postoperative period (up to 3 months post surgery). We searched MEDLINE, EMBASE, CancerLit, and the Cochrane Central Register of Controlled Trials for the years 1991 to 2004. We also handsearched the following journals from 1991 to 2004: British Journal of Surgery, Archives of Surgery, Annals of Surgery, Surgery, World Journal of Surgery, Disease of Colon and Rectum, Surgical Endoscopy, International Journal of Colorectal Disease, Langenbeck's Archives of Surgery, Der Chirurg, Zentralblatt für Chirurgie, Aktuelle Chirurgie/Viszeralchirurgie. Handsearch of abstracts from the following society meetings from 1991 to 2004: American College of Surgeons, American Society of Colorectal Surgeons, Royal Society of Surgeons, British Assocation of Coloproctology, Surgical Association of Endoscopic Surgeons, European Association of Endoscopic Surgeons, Asian Society of Endoscopic Surgeons. All randomised-controlled trial were included regardless of the language of publication. No- or pseudorandomised trials as well as studies that followed patient's preferences towards one of the two interventions were excluded, but listed separately. RCT presented as only an abstract were excluded. Results were extracted from papers by three observers independently on a predefined data sheet. Disagreements were solved by discussion. 'REVMAN 4.2' was used for statistical analysis. Mean differences (95% confidence intervals) were used for analysing continuous variables. If studies reported medians and ranges instead of means and standard deviations, we assumed the difference of medians to be equal to the difference of means. If no measure of dispersion was given, we tried to obtain these data from the authors or estimated SD as the mean or median. Data were pooled and rate differences as well as weighted mean differences with their 95% confidence intervals were calculated using random effects models. 25 RCT were included and analysed. Methodological quality of most of these trials was only moderate and perioperative treatment was very traditional in most studies. Operative time was longer in laparoscopic surgery, but intraoperative blood was less than in conventional surgery. Intensity of postoperative pain and duration of postoperative ileus was shorter after laparoscopic colorectal resection and pulmonary function was improved after a laparoscopic approach. Total morbidity and local (surgical) morbidity was decreased in the laparoscopic groups. General morbidity and mortality was not different between both groups. Until the 30th postoperative day, quality of life was better in laparoscopic patients. Postoperative hospital stay was less in laparoscopic patients. Under traditional perioperative treatment, laparoscopic colonic resections show clinically relevant advantages in selected patients. If the long-term oncological results of laparoscopic and conventional resection of colonic carcinoma show equivalent results, the laparoscopic approach should be preferred in patients suitable for this approach to colectomy.
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                Author and article information

                Journal
                Arch Med Sci
                Arch Med Sci
                AMS
                Archives of Medical Science : AMS
                Termedia Publishing House
                1734-1922
                1896-9151
                11 December 2015
                10 December 2015
                : 11
                : 6
                : 1217-1226
                Affiliations
                [1 ]Department of Abdominal Surgery, University Medical Centre, Ljubljana, Slovenia
                [2 ]Institute of Microbiology and Immunology, Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia
                [3 ]Institute for Biostatistics and Medical Informatics, Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia
                Author notes
                Corresponding author: Jurij Janež, Department of Abdominal Surgery, University Medical Centre, Zaloška cesta 7, 1525 Ljubljana, Slovenia. Phone: +38651315815. E-mail: jurij.janez@ 123456gmail.com
                Article
                26369
                10.5114/aoms.2015.56348
                4697056
                26788083
                821a149c-288d-495c-9f25-a536ab514587
                Copyright © 2015 Termedia & Banach

                This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) License, allowing third parties to copy and redistribute the material in any medium or format and to remix, transform, and build upon the material, provided the original work is properly cited and states its license.

                History
                : 18 April 2013
                : 26 January 2014
                Categories
                Clinical Research

                Medicine
                laparoscopic surgery,cancer of colon and rectum,immune status
                Medicine
                laparoscopic surgery, cancer of colon and rectum, immune status

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