A: The variant NC_000021.9:g.45504478C>T in gene SLC19A1 is classified as 'Benign/Likely_benign' for not_provided|Knobloch_syndrome|not_specified. Molecular consequence: SO:0001819: synonymous_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:C3661900|MONDO:MONDO:0800166,MedGen:C1849409,OMIM:PS267750,Orphanet:1571|MedGen:CN169374. Review status: criteria provided, multiple submitters, no conflicts.