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[Port site metastases, current state of knowledge]
C Chanson1, K Nassiopoulos, P Petropoulos
1Service de chirurgie générale Hôpital cantonal de Fribourg. Chanscha@bluewin.ch
Revue Medicale De La Suisse Romande
|September 22, 2001
Summary
Port-site metastases are a risk with laparoscopic surgery, though recent studies show lower incidence in laparoscopic colorectal surgery compared to open procedures. Further research is needed to understand the oncological significance and causes.
Area of Science:
- Surgical Oncology
- Minimally Invasive Surgery
Context:
- Laparoscopic procedures carry a risk of port-site metastases, potentially higher than open surgery.
- Historically, wound metastatization in laparotomies was below 1%, but higher incidences were noted in colorectal surgery.
- Recent data suggests a significantly lower incidence in modern laparoscopic colorectal surgery.
Purpose:
- To review factors influencing port-site metastases in laparoscopic surgery.
- To discuss the incidence of wound metastasis in open versus laparoscopic colorectal procedures.
- To highlight the unknown oncological significance of port-site metastases.
Summary:
- Laparoscopic surgery poses a risk of port-site metastases, a complication observed with varying incidence.
- While historically high in colorectal surgery, recent studies indicate a reduced incidence (0.2-1.1%) in laparoscopic colorectal procedures.
- The oncological significance and etiology (laparoscopy-related vs. host factors) of these metastases require further investigation.
Impact:
- Provides a review of port-site metastasis risk in laparoscopic surgery.
- Highlights the evolving incidence rates in colorectal surgery.
- Underscores the need for further research into the implications of port-site metastases.