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Updated: Aug 7, 2026
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Multianimal Magnetic Resonance Imaging for Tumor Measurements in Pancreatic Cancer Mouse Models
Published on: February 3, 2026
Pancreatic tumors in children: radiologic-pathologic correlation
Ellen M Chung1, Mark D Travis, Richard M Conran
1Department of Radiologic Pathology, Armed Forces Institute of Pathology, Alaska and Fern streets NW, Washington, DC 20306-6000, USA. chunge@afip.osd.mil
Summary
Pediatric pancreatic neoplasms, though rare, present distinct imaging features and a generally better prognosis than adult tumors. Understanding these differences aids in accurate diagnosis and treatment.
Area of Science:
- Pediatric Radiology
- Oncology
- Gastroenterology
Background:
- Pancreatic neoplasms are uncommon in children, exhibiting unique histology and prognoses compared to adult counterparts.
- These pediatric tumors often present as well-demarcated masses with expansile growth, frequently large at diagnosis and showing central cystic necrosis.
- Biliary duct obstruction is an infrequent complication of pediatric pancreatic neoplasms.
Purpose of the Study:
- To elucidate the distinct imaging characteristics of various pediatric pancreatic neoplasms.
- To correlate imaging findings with specific histopathologic features for improved diagnostic accuracy.
- To emphasize the generally favorable clinical outcomes of childhood pancreatic tumors.
Main Methods:
- Review of imaging findings (ultrasound, CT, MRI) of confirmed pediatric pancreatic neoplasms.
- Correlation of imaging features with histopathologic diagnoses.
- Analysis of tumor size, growth patterns, internal architecture, and enhancement characteristics.
Main Results:
- Pancreatoblastoma: Common in young children, appears heterogeneous with hyperechoic, enhancing septa.
- Solid-pseudopapillary tumor: Occurs in adolescent girls, shows mixed solid/cystic components, a fibrous capsule, and hemorrhagic areas.
- Islet cell tumors (insulinomas, gastrinomas): Small, homogeneous, intensely enhancing masses, often presenting with hormonal syndromes.
Conclusions:
- Imaging plays a crucial role in differentiating pediatric pancreatic neoplasms based on their unique features.
- Knowledge of these specific imaging appearances facilitates preoperative diagnosis and appropriate management strategies.
- Pediatric pancreatic neoplasms generally have a better prognosis than adult tumors, despite metastatic potential.
