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MR findings in kernicterus
V Martich-Kriss1, S S Kollias, W S Ball
1Department of Radiology, Children's Hospital Medical Center, Cincinnati, OH 45229-3039, USA.
AJNR. American Journal of Neuroradiology
|April 1, 1995
Abstract:
We describe the MR appearance of kernicterus (bilirubin encephalopathy). T2-weighted images show high signal bilaterally in the globus pallidus, a known area of cerebral deposition of bilirubin.
Insights
Kernicterus, or bilirubin encephalopathy, is visualized on MRI. T2-weighted images reveal high signal intensity in the globus pallidus, indicating bilirubin deposition in the brain.
Area of Science:
- Neurology
- Radiology
- Pediatric Medicine
Background:
- Kernicterus, a severe form of neonatal hyperbilirubinemia, can lead to permanent neurological damage.
- Understanding the neuroimaging features of kernicterus is crucial for early diagnosis and intervention.
Observation:
- This study details the magnetic resonance (MR) imaging characteristics of kernicterus.
- Specific attention is given to T2-weighted sequences.
Findings:
- T2-weighted MR images demonstrate bilateral high signal intensity within the globus pallidus.
- This finding correlates with the known pattern of bilirubin deposition in the brain.
Implications:
- The MR findings provide a characteristic imaging biomarker for kernicterus.
- Accurate identification of these imaging features can aid in diagnosing bilirubin encephalopathy.