Teaching NeuroImage: Mitochondrial Membrane Protein-Associated Neurodegeneration: An MRI Pattern Recognition: Neurology: Vol 102, No 9
A 12-year-old girl born to third-degree consanguineous parents presented with 2 years of progressive dystonia starting in both lower limbs followed by upper limbs, along with dysarthria, numbness, and bladder incontinence. Examination revealed dystonia, spasticity, and brisk reflexes. MRI brain showed T2-weighted and susceptibility-weighted imaging hypointensity in bilateral globus pallidi (Figure, A and B) with sparing of the medial medullary lamina and hypointensity in substantia nigra (Figure, C and