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Published on: December 4, 2023
Pyogenic Liver Abscess After Pancreaticoduodenectomy: A Single-Center Experience
Wen Chen1, Tao Ma1, Xueli Bai1
1Department of Hepatobiliary and Pancreatic Surgery, Second Affiliated Hospital of Zhejiang University School of Medicine, Zhejiang Provincial Key Laboratory of Pancreatic Disease, Hangzhou, China.
Background:
Pancreaticoduodenectomy (PD) is a complex procedure with a morbidity rate of 40%-50%. We evaluated the incidence, associated factors, etiologic characteristics, and outcome of pyogenic liver abscess (PLA), a rare infectious complication of PD.
Methods:
We retrospectively assessed the data of patients who underwent PD (n = 326) between January 2012 and February 2017 at a single institution. Patients who developed PLA after PD were matched (1:3) for age, sex, and pathologic diagnosis with patients without PLA after PD. Patients who developed PLA without abdominal operation history (n = 77) were also reviewed in the same period.
Results:
Eleven patients (3.4%) developed PLA after PD; diabetes (5/11, 45.5% versus 4/33, 12.1%; P = 0.031) increased the risk of PLA after PD. The preoperative and postoperative fasting blood glucose (FBG) was significantly higher in PLA+ group than PLA- group: preoperative FBG (median: 7.39 versus 4.49; P < 0.01), postoperative FBG (median: 8.98 versus 5.68; P < 0.01). The occurrence of multiple liver abscess was significantly higher in patients with PLA after PD than patients who developed PLA without abdominal operation history (7/11 versus 22/77; P = 0.036). Microbial pus culture was positive in eight patients with PLA after PD (n = 8/11) and in forty-one patients who developed PLA without abdominal operation history (n = 41/77). Klebsiella pneumoniae was the most commonly isolated microorganism in PLA patients with or without a history of PD (5/8, 62.5% versus 34/41, 82.9%; P = 0.333).
Conclusions:
Patients with diabetes (including impaired fasting plasma glucose) have a higher risk of developing PLA after PD. Multiple liver abscess was the most common type of PLA after PD; K pneumoniae should be covered when empirically treated patients with PLA.
Insights
Patients with diabetes have a higher risk of developing pyogenic liver abscess (PLA) after pancreaticoduodenectomy (PD). Multiple abscesses were common, and Klebsiella pneumoniae should be considered in empirical treatment for PLA post-PD.
Area of Science:
- Gastroenterology
- Hepatology
- Infectious Diseases
Background:
- Pancreaticoduodenectomy (PD) is a major surgical procedure with significant morbidity.
- Pyogenic liver abscess (PLA) is a rare but serious infectious complication following PD.
Purpose of the Study:
- To investigate the incidence, risk factors, and outcomes of PLA after PD.
- To compare PLA characteristics in PD patients with those without a history of abdominal surgery.
Main Methods:
- Retrospective analysis of 326 patients undergoing PD.
- Matching PLA patients (n=11) with controls (n=33) and comparing with PLA patients without prior surgery (n=77).
Main Results:
- PLA occurred in 3.4% of PD patients.
- Diabetes significantly increased PLA risk (45.5% vs 12.1%).
- Higher preoperative and postoperative fasting blood glucose levels were observed in PLA patients.
Conclusions:
- Diabetes is a risk factor for PLA after PD.
- Multiple liver abscesses are common in PD patients.
- Empirical treatment for PLA should include coverage for Klebsiella pneumoniae.
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