Cytoreductive surgery and HIPEC offers similar outcomes in patients with rectal peritoneal metastases compared to colon cancer patients: A matched case control study

  • Geert A. Simkens
  • , Thijs R. Van Oudheusden
  • , Hidde J. Braam
  • , Marinus J. Wiezer
  • , Simon W. Nienhuijs
  • , Harm J. Rutten
  • , Bert Van Ramshorst
  • , Ignace H. de Hingh

Research output: Contribution to journalArticleAcademicpeer-review

20 Citations (Scopus)

Abstract

BACKGROUND & OBJECTIVES: The effect of cytoreduction and hyperthermic intraperitoneal chemotherapy (HIPEC) in patients with rectal peritoneal metastases (PM) is unclear. This case-control study aims to assess the results of cytoreduction and HIPEC in patients with rectal PM compared to colon PM patients.

METHODS: Colorectal PM patients treated with complete macroscopic cytoreduction and HIPEC were included. Two colon cancer patients were case-matched for each rectal cancer patient, based on prognostic factors (T stage, N stage, histology type, and extent of PM). Short- and long-term outcomes were compared between both groups.

RESULTS: From 317 patients treated with complete macroscopic cytoreduction and HIPEC, 29 patients (9.1%) had rectal PM. Fifty-eight colon cases were selected as control patients. Baseline characteristics were similar between groups. Major morbidity was 27.6% and 34.5% in the rectal and colon group, respectively (P = 0.516). Median disease-free survival was 13.5 months in the rectal group and 13.6 months in the colon group (P = 0.621). Two- and five-year overall survival rates were 54%/32% in rectal cancer patients, and 61%/24% in colon cancer patients (P = 0.987).

CONCLUSIONS: Cytoreduction and HIPEC in selected patients with rectal PM is feasible and provides similar outcomes as in colon cancer patients. Rectal PM should not be regarded a contra-indication for cytoreduction and HIPEC in selected patients. J. Surg. Oncol. 2016;113:548-553. © 2016 Wiley Periodicals, Inc.

Original languageEnglish
Pages (from-to)548-553
Number of pages6
JournalJournal of Surgical Oncology
Volume113
Issue number5
DOIs
Publication statusPublished - 1 Apr 2016
Externally publishedYes

Keywords

  • Aged
  • Case-Control Studies
  • Chemotherapy, Cancer, Regional Perfusion
  • Colonic Neoplasms/mortality
  • Combined Modality Therapy
  • Cytoreduction Surgical Procedures
  • Disease-Free Survival
  • Female
  • Humans
  • Hyperthermia, Induced
  • Male
  • Middle Aged
  • Peritoneal Neoplasms/mortality
  • Rectal Neoplasms/mortality
  • Survival Rate
  • Treatment Outcome

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