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Fetal MRI: abdominal cystic lesions
David García Castellanos1, Manuel Recio Rodríguez2, Lucía Sanabria Greciano2
1Department of Radiology, Hospital Universitario Quirónsalud Madrid, Pozuelo de Alarcón, Madrid, Spain. dvdgarcia1995@gmail.com.
Insights Into Imaging
|January 28, 2026
Summary
Fetal MRI enhances the diagnosis of abdominal cystic lesions found during prenatal ultrasound. This imaging technique provides superior detail, improving classification, management, and surgical planning for better neonatal outcomes.
Area of Science:
- Radiology
- Medical Imaging
- Prenatal Diagnosis
Background:
- Abdominal cystic lesions are often detected via prenatal ultrasound.
- Characterizing and differentiating these lesions presents diagnostic challenges.
Purpose of the Study:
- To evaluate the role of fetal MRI in characterizing fetal abdominal cystic lesions.
- To compare the diagnostic capabilities of fetal MRI with prenatal ultrasound.
Main Methods:
- An observational case series was conducted at Quironsalud Madrid University Hospital.
- Fetal MRI was performed on fetuses with diagnosed abdominal cystic lesions.
- Lesions were classified, and MRI findings were correlated with ultrasound and postnatal data.
Main Results:
- Fetal MRI offered superior soft tissue contrast and multiplanar imaging for precise lesion characterization.
- It effectively differentiated cystic from solid/mixed masses and identified associated abnormalities.
- MRI findings complemented ultrasound, increasing diagnostic confidence and improving management planning.
Conclusions:
- Fetal MRI is a valuable complementary tool for diagnosing congenital abdominal cystic lesions.
- Its use refines prenatal counseling, optimizes perinatal management, and guides postnatal surgical planning.
- Improved diagnostic accuracy through fetal MRI contributes to better neonatal outcomes.
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