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Updated: May 7, 2026
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Endoscopic Ultrasound-Guided Biliary Drainage: Endoscopic Ultrasound-Guided Hepaticogastrostomy in Malignant Biliary Obstruction
Published on: March 25, 2022
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Hepatobiliary cystadenomas
J M L Williamson1, J R Rees, I Pope
1University Hospitals Bristol NHS Foundation Trust, UK.
Annals of the Royal College of Surgeons of England
|October 12, 2013
Summary
Hepatobiliary cystadenomas, rare liver tumors, require complete surgical excision to prevent recurrence. Early diagnosis via imaging and specialist review are crucial for effective management of these potentially malignant cystic lesions.
Area of Science:
- Hepatobiliary surgery
- Surgical oncology
- Gastroenterology
Background:
- Hepatobiliary cystadenomas are rare intrahepatic or biliary tract tumors.
- Often asymptomatic and detected incidentally, they can be misdiagnosed as simple cysts.
- These tumors carry a risk of malignancy and high recurrence rates.
Observation:
- Three cases of hepatobiliary cystadenoma in female patients aged 25, 37, and 73 were treated.
- Presentation varied from recurrent infection and pressure symptoms to incidental discovery.
- Tumor sizes ranged from 4-16 cm, diagnosed using ultrasonography, CT, and MRI.
Findings:
- All lesions were successfully excised via parenchyma-sparing resections.
- Histopathology revealed mixed epithelium with ovarian-like stroma.
- Complete excision was achieved in all reported cases.
Implications:
- Prompt diagnosis with advanced imaging (ultrasound, CT, MRI) is vital.
- Early referral to hepatobiliary specialists is recommended for optimal patient outcomes.
- Surgical resection is the recommended treatment, with low recurrence rates following complete excision.
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