Fazio–Londe disease is linked to a genetic mutation in the SLC52A3 gene on chromosome 20 (locus: 20p13). It is allelic and phenotypically similar to Brown–Vialetto–Van Laere syndrome.
Fazio–Londe disease is linked to a genetic alteration in the SLC52A3 gene located on chromosome 20, specifically at the 20p13 locus. This condition exhibits phenotypic similarities to Brown–Vialetto–Van Laere syndrome.