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Biliary ascariasis: MR cholangiography findings in two cases
1Department of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
Korean Journal of Radiology
|December 26, 2001
Summary
Biliary ascariasis diagnosis can be challenging. Magnetic resonance cholangiography (MRC) effectively visualizes intraductal filling defects, aiding in accurate diagnosis when other imaging is inconclusive.
Area of Science:
- Gastroenterology
- Diagnostic Imaging
- Parasitology
Background:
- Biliary ascariasis is a parasitic infection affecting the biliary tract.
- Accurate diagnosis is crucial for effective treatment and preventing complications.
Purpose of the Study:
- To evaluate the diagnostic utility of MR cholangiography in cases of suspected biliary ascariasis.
- To highlight the imaging features of biliary ascariasis.
Main Methods:
- Retrospective review of two cases of biliary ascariasis.
- Analysis of imaging findings from ultrasonography, CT, and MR cholangiography.
Main Results:
- Ultrasonography and CT demonstrated nonspecific findings.
- MR cholangiography clearly identified intraductal linear filling defects consistent with Ascaris lumbricoides.
Conclusions:
- MR cholangiography is a valuable non-invasive tool for diagnosing biliary ascariasis.
- It provides superior visualization of intraductal parasites compared to conventional imaging.