A: The variant NC_000019.10:g.49167918TCC[1] in gene TRPM4 is classified as 'Conflicting_classifications_of_pathogenicity' for Progressive_familial_heart_block_type_IB. Molecular consequence: SO:0001627: intron_variant,SO:0001822: inframe_deletion. Variant type: Microsatellite. Disease database links: MONDO:MONDO:0011474,MedGen:C1970298,OMIM:604559,Orphanet:871. Review status: criteria provided, conflicting classifications.