Abstract
Purpose
Postoperative pulmonary embolism (PE) after pancreatic surgery is a potentially life-threatening complication. However, the magnitude of morbidity and mortality of PE is still uncertain. The present study aims to assess the incidence of PE after pancreatic surgery and analyze its impact on the outcome.
Methods
We conducted a retrospective study including all patients who underwent pancreatic resections between 2005 and 2017. The development of PE was analyzed for a 90-day period following surgery. Risk factors were evaluated using regression models.
Results
The study investigated 947 patients undergoing pancreatic surgery. Overall, 26 (2.7%) patients developed PE. The median body mass index (BMI) of patients with PE was significantly higher (28.1 kg/m2 [24.7–31.8] vs. 24.8 kg/m2 [22.4–27.8], p < 0.001). Patients with PE had a significantly increased duration of the operation and more often underwent multivisceral resections. The lowest incidence of PE was found after distal or total pancreatectomy (2%). In median, PE occurred on the fifth postoperative day (interquartile range: 3–9). Increased BMI, duration of operation, and postoperative deep venous thrombosis were found to be multivariate risk factors for the development of PE. Importantly, postoperative complications (53.8% vs. 15.1%, p < 0.001) and the 30-day mortality rate were significantly increased in the PE group (19.2% vs. 3.3%, p < 0.001).
Conclusions
Patients with increased BMI, a history of deep venous thrombosis, and multivisceral resections are a high-risk group for PE after pancreatic surgery. While the absolute incidence and related mortality of PE after pancreatic surgery is low, it is associated with severe sequelae.
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Study conception and design: TW, BM, JW. Acquisition of data: BM, NB, SS, MS, FO, AB, SH, CR. Analysis and interpretation of data: BM, NB, FO, CR, CK, TW, MD, JW. Drafting of the manuscript: BM, NB, CK, MD, JW, TW. Critical revision of the manuscript: TW, MD, JW
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All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The study was approved by the institutional review board at the Technische Universität Dresden (decision number: EK295072017).
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Müssle, B., Buck, N., Schade, S. et al. Impact of pulmonary embolism on morbidity and mortality in patients undergoing pancreatic surgery. Langenbecks Arch Surg 406, 893–902 (2021). https://doi.org/10.1007/s00423-020-02009-4
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DOI: https://doi.org/10.1007/s00423-020-02009-4