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Bleeding Risk in Post-bariatric Abdominoplasties: A Large Cohort Study
Nicole Garcia1, Ishith Seth1,2, Gianluca Marcaccini3,4
1Department of Plastic and Reconstructive Surgery, Peninsula Health, Victoria, 3199, Australia.
Insights
Hypertension significantly increases bleeding risk in post-bariatric abdominoplasty patients. Gastric banding and sleeve gastrectomy also pose higher risks than mini-gastric bypass, emphasizing preoperative optimization.
Area of Science:
- Plastic Surgery
- Bariatric Surgery Outcomes
- Patient Safety
Background:
- Post-bariatric abdominoplasty improves contour and quality of life after massive weight loss.
- Perioperative bleeding is a concern, influenced by thromboprophylaxis and comorbidities.
- Investigating bleeding risk factors in this patient population is crucial.
Purpose of the Study:
- To identify risk factors for bleeding in patients undergoing abdominoplasty after bariatric surgery.
- To analyze the influence of hypertension and bariatric surgery type on bleeding complications.
Main Methods:
- Retrospective data collection from a tertiary center.
- Analysis of patient demographics, comorbidities, bariatric surgery type, and thromboprophylaxis.
- Univariable and multivariable regression analyses to identify bleeding predictors.
Main Results:
- Hypertension was a significant predictor of bleeding (RR=2.5).
- Gastric banding (RR=6.8) and sleeve gastrectomy (RR=3.3) showed higher bleeding risks compared to mini-gastric bypass.
- A cohort of 201 patients was analyzed, with a median age of 44 years.
Conclusions:
- Hypertension is an independent risk factor for bleeding in post-bariatric abdominoplasty.
- Bariatric surgery type impacts bleeding risk, with gastric banding and sleeve gastrectomy being higher risk.
- Preoperative optimization and surgical planning are essential for mitigating bleeding complications.
Background:
Post-bariatric abdominoplasty is a standard procedure to improve body contour and quality of life following massive weight loss. However, perioperative bleeding remains a concern, particularly in the context of thromboprophylaxis and pre-existing comorbidities. This study investigates the risk factors for bleeding, including hypertension and bariatric surgery type, in patients undergoing abdominoplasty post-bariatric surgery.
Methods:
Patient data were retrospectively collected from a tertiary centre in Italy. Patient demographics, comorbidities, bariatric surgery type, and thromboprophylaxis use were analysed. Univariable and multivariable regression analyses identified significant predictors of bleeding. Risk ratios (RR) were calculated for bleeding outcomes based on bariatric surgery type and patient variables.
Results:
A total of 201 patients who underwent abdominoplasty following bariatric surgery were included in the analysis. The cohort had a median age of 44 years, with 71% female (142/201). Hypertension was significantly associated with bleeding risk (β = 0.1, p = 0.047; RR = 2.5, 95% CI: 1.02-6.01, p = 0.045). Among bariatric procedures, gastric banding conferred the highest bleeding risk compared to mini-gastric bypass (RR = 6.8, 95% CI: 2.09-21.8, p = 0.001). Sleeve gastrectomy also showed a higher bleeding risk than mini-gastric bypass (RR = 3.3, 95% CI: 1.24-8.5, p = 0.016).
Conclusion:
Hypertension emerged as an independent risk factor for bleeding in post-bariatric abdominoplasty, increasing risk by more than twofold. Additionally, bariatric surgery type influenced outcomes, with gastric banding and sleeve gastrectomy associated with higher bleeding risk compared to mini-gastric bypass. These findings highlight the importance of preoperative optimisation and surgical planning to mitigate bleeding complications.
Level Of Evidence V:
This journal requires that authors assign a level of evidence to each article. For a full description of these Evidence-Based Medicine ratings, please refer to the Table of Contents or the online Instructions to Authors www.springer.com/00266 .
