Laparoscopic versus open liver resection: A matched-pair case control study Journal Article


Authors: Ito, K.; Ito, H.; Are, C.; Allen, P. J.; Fong, Y.; DeMatteo, R. P.; Jarnagin, W. R.; D'Angelica, M. I.
Article Title: Laparoscopic versus open liver resection: A matched-pair case control study
Abstract: Background: Laparoscopic liver resection (LLR) has become an increasingly popular operation; however, its theoretical benefits remain unproven. The aim of this study was to conduct a comparative outcome study between LLR and matched-pair open liver resections (OLR). Methods: Sixty five patients underwent attempted LLR from 1998 through 2008; 52 of which were completed laparoscopically. Patients who underwent OLR prior to 1998 were matched to laparoscopic cases for demographics, comorbidities, diagnosis, tumor characteristics, procedure, and background liver. Perioperative and oncologic outcomes were compared between the two groups. Analyses were performed excluding and including conversion cases. Results: Characteristics were comparable between both groups. LLR was associated with significant reductions in estimated blood loss, frequency of transfusion, frequency of Pringle maneuver, postoperative morbidity, time to recovery, length of hospital stay, and incidence of incisional hernia. For patients with malignant tumors, there were no positive surgical margins or local recurrence in either group and the overall pattern of recurrence was similar. Conclusion: For well-selected patients, LLR is a feasible operation that does not compromise operative or oncologic outcomes. While LLR was associated with some benefits, these can only be definitively proven in a randomized controlled trial. © 2009 The Society for Surgery of the Alimentary Tract.
Keywords: treatment outcome; case control study; case-control studies; liver neoplasms; comparative study; methodology; laparoscopy; bleeding; liver tumor; liver resection; hepatectomy; laparoscopic liver resection; minimal invasive surgery; blood loss, surgical
Journal Title: Journal of Gastrointestinal Surgery
Volume: 13
Issue: 12
ISSN: 1091-255X
Publisher: Springer  
Date Published: 2009-12-01
Start Page: 2276
End Page: 2283
Language: English
DOI: 10.1007/s11605-009-0993-5
PUBMED: 19727974
PROVIDER: scopus
DOI/URL:
Notes: --- - "Cited By (since 1996): 3" - "Export Date: 30 November 2010" - "Source: Scopus"
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MSK Authors
  1. Ronald P DeMatteo
    637 DeMatteo
  2. Kaori Ito
    7 Ito
  3. Hiromichi Ito
    15 Ito
  4. Peter Allen
    501 Allen
  5. William R Jarnagin
    903 Jarnagin
  6. Yuman Fong
    775 Fong