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Related Experiment Video

Updated: Jul 16, 2026

Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia

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Published on: September 20, 2015

[Cerebral imaging for Wilson disease].

K Andersen¹, M Südmeyer, A Saleh

¹Institut für Diagnostische Radiologie, Universitätsklinikum Düsseldorf. kjel_andersen@web.de

Rofo : Fortschritte Auf Dem Gebiete Der Rontgenstrahlen Und Der Nuklearmedizin

|February 16, 2007

Summary

Wilson disease, a genetic copper disorder, causes toxic copper buildup in the liver and brain, leading to neurological symptoms. Magnetic resonance imaging reveals characteristic brain changes that can improve with effective therapy.

Area of Science:

Neurology
Radiology
Genetics

Background:

Wilson disease is an inherited disorder of copper metabolism causing toxic copper accumulation.
This accumulation primarily affects the liver and brain, leading to hepatic and neurological symptoms.
Untreated Wilson disease has a poor prognosis.

Purpose of the Study:

To review the role of magnetic resonance imaging (MRI) in diagnosing and monitoring Wilson disease.
To correlate MRI findings with disease severity and therapeutic response.
To highlight the importance of considering Wilson disease in the differential diagnosis of extrapyramidal symptoms.

Main Methods:

Review of neuroimaging findings in Wilson disease, focusing on T1-weighted (T1w) and T2-weighted (T2w) MRI sequences.

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Correlation of imaging findings with clinical presentation, including hepatic and neurological symptoms.

Discussion of diffusion-weighted imaging findings and their relation to disease severity.

Main Results:

Cerebral changes in Wilson disease are most sensitively depicted by MRI, particularly in the basal ganglia, midbrain, and brainstem.
MRI signal alterations (increases and decreases) in T1w and T2w images can be reversible with appropriate therapy.
T2w hyperintensities may indicate edema, gliosis, or demyelination; T1w signal increases may relate to manganese deposits in hepatic insufficiency; T2w signal decreases may be due to copper's paramagnetic effect.
Changes in diffusion-weighted sequences correlate with clinical severity.
Persistent T2w lesions indicate treatment failure, while clinical recovery correlates with MRI improvement.

Conclusions:

While not primary diagnostic tool, MRI findings of cerebral changes in patients with extrapyramidal symptoms warrant consideration of Wilson disease.
Repeat MRI is valuable for monitoring therapeutic efficacy and disease progression.
MRI plays a crucial role in assessing treatment response and guiding management in Wilson disease.