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Timothy M. Pawlik, MD, MPH

Arch Surg. 2007;142(12):1150.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

In the current issue of the Archives, Sa Cunha and colleagues report their single-institution experience with repeat liver resection because of recurrent colorectal liver metastases. The authors corroborate previously published data^1-3 that show a scond liver resection to be safe and to provide a survival benefit similar to that with initial hepatectomy. Their report, however, is notable for 2 major discrepancies when compared with other recently published data on repeat hepatic resection.

First, the complication rate of 42% is appreciably higher than the morbidity rate of 11% to 28% reported by other major hepatobiliary centers.^{1, 4-5} Although the authors state that the 42% morbidity rate was not significantly higher than the 27% noted after initial hepatectomy, the small sample size (n = 40) may have limited the statistical power of the study. This lack of power also calls into question the results of the statistical analyses, many . . . [Full Text of this Article]

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A Second Liver Resection Due to Recurrent Colorectal Liver Metastases
Antonio Sa Cunha, Christophe Laurent, Alexandre Rault, Philippe Couderc, Eric Rullier, and Jean Saric
Arch Surg. 2007;142(12):1144-1149.
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