A: The variant NC_000021.9:g.33554749_33554754del in gene SON is classified as 'Uncertain_significance' for SON-related_disorder. Molecular consequence: SO:0001619: non-coding_transcript_variant,SO:0001627: intron_variant,SO:0001820: inframe_indel. Variant type: Deletion. Disease database links: .. Review status: no assertion criteria provided.