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Related Experiment Video

Updated: Nov 9, 2025

A Three-Dimensional Spheroid Model to Investigate the Tumor-Stromal Interaction in Hepatocellular Carcinoma
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A Multicenter, 10-Year Experience With Hepatocellular Adenoma: Risk Factors and Disease Course.

Trevor S Silva1, Michael Sung2, Daniel W Nelson3

  • 1Department of Surgery, 472028Riverside University Health System, Moreno Valley, CA, USA.

The American Surgeon
|April 16, 2021
PubMed
Summary
This summary is machine-generated.

Hepatocellular adenoma (HA) management is better understood through this study, linking higher BMI to larger adenoma size. Discontinuing oral contraceptives may help manage hepatic adenoma.

Keywords:
adenomahepatobiliaryhepatocellularliveroral contraceptive pills

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Area of Science:

  • Hepatology
  • Gastroenterology
  • Oncology

Background:

  • Limited recent research exists on hepatocellular adenoma (HA) management.
  • Long-term data from an equal access healthcare system can elucidate HA's natural course.
  • Identifying modifiable risk factors is crucial for HA management.

Purpose of the Study:

  • To analyze the natural history of hepatocellular adenoma (HA).
  • To identify modifiable risk factors influencing HA development and progression.
  • To evaluate the impact of oral contraceptive (OC) cessation on HA management.

Main Methods:

  • Retrospective review of 124 patients with HA from 2008-2017 across multiple institutions.
  • Analysis of patient demographics, disease characteristics, and clinical outcomes.
  • Stratification of data based on adenoma size, BMI, and OC use.

Main Results:

  • The study included 124 patients, predominantly women (94%), with a mean age of 39.5 years.
  • A significant correlation was found between higher Body Mass Index (BMI) and larger adenoma size (≥5 cm).
  • Oral contraceptive (OC) cessation showed potential for HA regression in 19.4% of patients, with stability in 77.8%.

Conclusions:

  • Higher BMI is directly correlated with increased hepatocellular adenoma size.
  • Rupture and malignant transformation of HA are rare occurrences.
  • Cessation of oral contraceptives is an effective strategy for managing hepatic adenoma, warranting further investigation into BMI's role.