A: The variant NC_000020.11:g.58903706_58903707dup in gene GNAS is classified as 'Pathogenic' for not_provided. Molecular consequence: SO:0001589: frameshift_variant,SO:0001624: 3_prime_UTR_variant. Variant type: Duplication. Disease database links: MedGen:C3661900. Review status: criteria provided, single submitter.