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Published on: September 30, 2021
Colonization with multidrug-resistant organisms impairs survival in patients with hepatocellular carcinoma
Vera Himmelsbach1, Mate Knabe1, Phillip G Ferstl1
1Department of Medicine, Gastroenterology, Hepatology and Endocrinology, Goethe University Frankfurt, Frankfurt/Main, Germany.
Introduction:
MDRO-colonization has been shown to impair survival in patients with hematological malignancies and solid tumors as well as in patients with liver disease. Despite the increasing spread of multidrug-resistant organisms (MDRO), its impact on patients with hepatocellular carcinoma (HCC) has not been studied. We conducted this retrospective study to analyze the impact of MDRO-colonization on overall prognosis in HCC patients.
Materials And Methods:
All patients with confirmed HCC diagnosed between January 2008 and December 2017 at the University Hospital Frankfurt were included in this study. HCC patients with a positive MDRO screening before or within the first 90 days after diagnosis of HCC were defined as colonized HCC patients, HCC patients with a negative MDRO screening were defined as noncolonized HCC patients.
Results:
59 (6%) colonized and 895 (94%) noncolonized HCC patients were included. Enterobacterales with extended-spectrum β-lactamase-like phenotype with or without resistance to fluoroquinolones (ESBL/ ± FQ) were the most frequently found MDRO with 59%, followed by vancomycin-resistant Enterococcus faecium with 37%. Colonized HCC patients had more severe cirrhosis and more advanced HCC stage compared to noncolonized HCC patients. Colonized HCC patients showed an impaired survival with a median OS of 189 days (6.3 months) compared to a median OS of 1001 days (33.4 months) in noncolonized HCC patients. MDRO-colonization was identified as an independent risk factor associated with survival in multivariate analysis.
Conclusion:
MDRO-colonization is an independent risk factor for survival in patients with HCC highlighting the importance of regular MDRO screening, isolation measures as well as interdisciplinary antibiotic steward-ship programs to guide responsible use of antibiotic agents.
Insights
Multidrug-resistant organism (MDRO) colonization significantly worsens survival in hepatocellular carcinoma (HCC) patients. Early screening and intervention are crucial for managing MDRO-colonized HCC patients.
Area of Science:
- Oncology
- Infectious Diseases
- Hepatology
Background:
- MDRO colonization is linked to poorer outcomes in various cancers and liver diseases.
- The impact of MDRO colonization on hepatocellular carcinoma (HCC) patient prognosis remains understudied.
- This study investigates the association between MDRO colonization and overall survival in HCC patients.
Purpose of the Study:
- To determine the prognostic impact of multidrug-resistant organism (MDRO) colonization on overall survival in patients with hepatocellular carcinoma (HCC).
- To identify MDRO colonization as a potential risk factor in HCC patient outcomes.
Main Methods:
- Retrospective study of HCC patients diagnosed between January 2008 and December 2017.
- Patients were categorized as MDRO-colonized (positive screening within 90 days of diagnosis) or non-colonized (negative screening).
- Survival analysis was performed using multivariate analysis.
Main Results:
- 6% of HCC patients were colonized with MDROs; Enterobacterales (ESBL/±FQ) and VRE were most common.
- Colonized HCC patients presented with more severe cirrhosis and advanced tumor stage.
- MDRO colonization was associated with significantly impaired overall survival (189 days vs. 1001 days) and identified as an independent risk factor.
Conclusions:
- MDRO colonization is an independent negative prognostic factor for survival in HCC patients.
- Highlights the critical need for routine MDRO screening and isolation protocols in HCC care.
- Emphasizes the importance of interdisciplinary antibiotic stewardship for responsible antibiotic use.
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