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Updated: Jan 29, 2026

Endoscopic Bilateral Nipple-sparing Mastectomy via a Single Axillary Incision with Immediate Pre-pectoral Implant-based Breast Reconstruction
Published on: May 17, 2024
Complication Profiles by Mastectomy Indication in Tissue Expander Breast Reconstruction
Fouad Chouairi1, Kyle S Gabrick1, Tomer Avraham1
1From the Section of Plastic Surgery, Department of Surgery, Yale University School of Medicine.
Patients undergoing therapeutic mastectomies face a higher risk of mastectomy flap necrosis compared to prophylactic mastectomies. Further research is needed to understand the causes of this increased complication risk in breast reconstruction.
Area of Science:
- Plastic Surgery
- Oncology
- Reconstructive Surgery
Background:
- Two-stage implant breast reconstruction is a common procedure.
- Data on complication rates based on mastectomy indication are limited.
Purpose of the Study:
- To compare perioperative complication rates in two-stage implant breast reconstruction based on mastectomy indication (therapeutic vs. prophylactic).
- To identify factors influencing mastectomy flap necrosis.
Main Methods:
- Retrospective review of 141 patients undergoing 226 two-stage implant breast reconstructions (2011-2017).
- Comparison of perioperative complications between therapeutic and prophylactic mastectomies.
- Statistical analysis including chi-square, t tests, Fisher's exact tests, and binary logistic regression.
Main Results:
- Therapeutic mastectomies (n=134) showed a significantly higher risk of mastectomy flap necrosis compared to prophylactic mastectomies (n=92) (p=0.017).
- Therapeutic mastectomies had a 9.5 times higher risk of flap necrosis, adjusted for confounding variables.
- No significant differences in other reconstructive complications were observed between the groups.
Conclusions:
- Patients undergoing therapeutic mastectomies have a substantially increased risk of mastectomy flap necrosis.
- The specific causes for increased flap necrosis in therapeutic mastectomies require further investigation, potentially related to surgical technique.
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