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Cardiology16 papers

Mesenchymal hamartoma of liver

Last edited: 4/16/2026

Overview

Mesenchymal hamartoma of the liver is a rare benign tumor predominantly seen in infants, characterized by a mixture of hepatic and mesenchymal elements, often presenting with predominantly anechoic echogenicity on ultrasound. 1

Diagnosis

  • Ultrasonographic Findings: Predominantly anechoic with evidence of trabeculation. 1
  • Differential Diagnosis: Includes other hepatic masses such as hemangiomas, mesenchymal tumors, and cysts. 1

    • Management

  • Surgical Resection: Primary treatment, typically required for definitive diagnosis and management. 1 (Evidence: Expert opinion)
  • Monitoring: In cases where surgery is deferred, regular imaging follow-up is essential. 1 (Evidence: Expert opinion)

    • Special Populations

  • Pediatrics: Commonly affects infants and young children; diagnosis often relies on imaging characteristics. 1

    • Key Recommendations

  • Utilize ultrasonography for initial diagnosis, focusing on anechoic patterns with trabeculation to suspect mesenchymal hamartoma. (Evidence: Moderate) 1
  • Surgical resection is recommended for definitive treatment and to exclude malignancy. (Evidence: Expert opinion) 1
  • Regular imaging follow-up is advised for non-operable cases to monitor for changes. (Evidence: Expert opinion) 1

    • References

    1 Rosenbaum DM, Mindell HJ. Ultrasonographic findings in mesenchymal hamartoma of the liver. Radiology 1981. link

    Original source

    1. [1]
      Ultrasonographic findings in mesenchymal hamartoma of the liver. — Rosenbaum DM, Mindell HJ Radiology (1981)
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