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Normal neuroimaging in early-onset Krabbe disease
Mahesh Kamate1, Virupaxi Hattiholi
1Department of Pediatrics (Pediatric Neurology Division), K. L. E. University's J. N. Medical College, Belgaum, Karnataka State, India. drmaheshkamate@gmail.com
Pediatric Neurology
|April 13, 2011
Summary
Krabbe disease, a rare genetic disorder, typically shows brain MRI abnormalities. However, this case highlights early-onset Krabbe disease with normal MRI findings despite clinical decline, challenging diagnostic norms.
Area of Science:
- Neurology
- Genetics
- Pediatric Medicine
Background:
- Krabbe disease is a lysosomal storage disorder.
- Characteristic brain MRI findings are age-dependent.
- Early-onset Krabbe disease usually presents with significant MRI abnormalities.
Observation:
- A case of early-onset Krabbe disease with confirmed enzyme deficiency was studied.
- Serial clinical and brain MRI data were collected over 15 months.
- The patient exhibited progressive clinical symptoms.
Findings:
- Despite clinical deterioration, the patient's brain MRI scans remained normal throughout the 15-month observation period.
- This represents a rare instance of MRI-negative Krabbe disease in an early-onset case.
- The findings challenge the established diagnostic criteria for Krabbe disease.
Implications:
- The study suggests that normal brain MRI findings do not exclude early-onset Krabbe disease.
- Diagnostic approaches for Krabbe disease may need re-evaluation, especially in early-onset cases.
- Further research is needed to understand the mechanisms behind MRI-negative Krabbe disease.
