This is the CT scan of 6 year brother done at 4 years age. It shows symmetrical and wide spread calcification including basal ganglia, frontal, occipital lobes.
This is CT scan of 18 months old sister. It shows symmetrical and widespread calcification identical to the CT of brother. However, calcification in the brother's scan is more marked.
These are MRIs of the 6 year-old brother done at 4 years age. They show symmetrical hypomyelination, including periventricular regions, and the internal and external capsules. (Sorry for the truncation of one of the scans).