The gene CACNA2D2, CYB561D2, LOC127898564 (calcium voltage-gated channel auxiliary subunit alpha2delta 2| cytochrome b561 family member D2| CYB561D2-LOC101928965) on Chromosome 3 contains a mutation. Based on this information, is the variant pathogenic or benign? Provide the disease if relevant.
Pathogenic; Cerebellar atrophy with seizures and variable developmental delay