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Updated: Jul 20, 2026

Examination of Oral Candida Infection in Primary Sjögren's Syndrome Patients
Published on: March 1, 2024
Biliary candida infections in primary sclerosing cholangitis
Hasan Kulaksiz1, Gerda Rudolph, Petra Kloeters-Plachky
1Department of Medicine, University of Heidelberg, Medizinische Universitätsklink, Im Neuenheimer Feld 410, D-69120 Heidelberg, FRG, Germany.
Fungal infections, specifically Candida species, are present in the bile of some Primary Sclerosing Cholangitis (PSC) patients. These infections are associated with more severe cholangitis and dominant bile duct stenoses.
Area of Science:
- Gastroenterology
- Hepatology
- Medical Microbiology
Background:
- Primary Sclerosing Cholangitis (PSC) commonly involves bile duct strictures.
- Bacterial infections are a significant complication in PSC patients.
- The role of fungal infections in PSC has not been well-established.
Purpose of the Study:
- To investigate the prevalence and significance of fungal infections in the bile of patients with PSC.
- To evaluate the association between fungal bile duct infections and disease severity in PSC.
Main Methods:
- A prospective, non-randomized trial involving 67 consecutive PSC patients.
- Microbiological analysis of 148 bile samples obtained during endoscopic examinations.
- Correlation of fungal detection with clinical parameters, including bile duct stenosis and cholangitis severity.
Main Results:
- Candida species were identified in the bile of 8 out of 67 PSC patients.
- Patients with biliary Candida often had dominant bile duct stenoses and advanced disease with cholestasis.
- Biliary Candida infections were associated with more severe cholangitis, indicated by higher CRP and serum bilirubin levels.
Conclusions:
- This study is the first to report the presence of Candida species in the bile of PSC patients.
- Fungal bile duct infections, in addition to bacterial infections, should be considered in the management of PSC.
- Further research is warranted to understand the clinical implications and optimal treatment strategies for fungal infections in PSC.
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