The Impact of Perforator Number on Deep Inferior Epigastric Perforator Flap Breast Reconstruction

Autor: Ritwik Grover, Jonas A Nelson, John P Fischer, Stephen J Kovach, Joseph M Serletti, Liza C Wu
Jazyk: angličtina
Rok vydání: 2014
Předmět:
Zdroj: Archives of Plastic Surgery, Vol 41, Iss 01, Pp 63-70 (2014)
Druh dokumentu: article
ISSN: 2234-6163
2234-6171
DOI: 10.5999/aps.2014.41.1.63
Popis: BackgroundPerforator flaps minimize abdominal site morbidity during autologous breast reconstruction. The purpose of this study was to assess whether the number of perforators harvested influences the overall deep inferior epigastric perforator (DIEP) flap survival and flap-related complications. MethodsA retrospective review was performed of all DIEP flaps performed at the Hospital of the University of Pennsylvania from 2006 to 2011. The outcomes assessed included flap loss and major complications. We compared flaps by the number of total perforators (1-4) and then carried out a subgroup analysis comparing flaps with one perforator to flaps with multiple perforators. Lastly, we conducted a post-hoc analysis based on body mass index (BMI) categorization. ResultsThree hundred thirty-three patients underwent 395 DIEP flaps. No significant differences were noted in the flap loss rate or the overall complications across perforator groups. However, the subgroup analysis revealed significantly higher rates of fat necrosis in the case of one-perforator flaps than in the case of multiple-perforator flaps (10.2% vs. 3.1%, P=0.009). The post-hoc analysis revealed a significant increase in the flap loss rate with increasing BMI (40=42.9%, P
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