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Hemorrhagic lymphangioma mimicking hemoperitoneum: MR imaging diagnosis
C Stoupis1, P R Ros, J L Williams
1Department of Radiology, University of Florida College of Medicine, Gainesville 32610-0374.
Abstract:
Omental cystic lymphangioma is an uncommon malformation that occurs in children. The authors report the magnetic resonance (MR) imaging findings in a case of hemorrhagic cystic abdominal lymphangioma, which clinically mimicked a recurrent hemoperitoneum. They demonstrate the superiority of MR imaging relative to computed tomography and ultrasound in diagnosing large hemorrhagic cystic masses and differentiating them from free intraperitoneal fluid with multiplanar imaging and fluid characterization. This enables precise tumor localization and extension, aiding surgical resection.
Insights
Omental cystic lymphangioma, a rare childhood condition, can mimic hemoperitoneum. Magnetic resonance (MR) imaging effectively diagnoses these hemorrhagic masses, distinguishing them from free fluid.
Area of Science:
- Pediatric Radiology
- Abdominal Imaging
- Surgical Oncology
Background:
- Omental cystic lymphangioma is a rare congenital malformation in children.
- Hemorrhagic cystic abdominal lymphangioma can present clinically as recurrent hemoperitoneum.
- Accurate diagnosis is crucial for appropriate management and surgical planning.
Observation:
- The study presents magnetic resonance (MR) imaging findings in a pediatric case of hemorrhagic cystic abdominal lymphangioma.
- The lesion mimicked recurrent hemoperitoneum on clinical presentation.
- Multiplanar imaging and fluid characterization capabilities of MR were utilized.
Findings:
- MR imaging demonstrated superiority over computed tomography (CT) and ultrasound in diagnosing large hemorrhagic cystic masses.
- MR imaging effectively differentiated the cystic lymphangioma from free intraperitoneal fluid.
- The study highlights MR's ability to precisely localize the tumor and define its extension.
Implications:
- Advanced MR imaging techniques improve diagnostic accuracy for complex abdominal masses in children.
- This aids in differentiating cystic lymphangioma from hemoperitoneum, guiding surgical intervention.
- Enhanced diagnostic capabilities facilitate precise surgical planning and improve patient outcomes.