A: The variant NC_000021.9:g.46366716A>G in gene PCNT is classified as 'Uncertain_significance' for Microcephalic_osteodysplastic_primordial_dwarfism_type_II. Molecular consequence: SO:0001819: synonymous_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0008872,MedGen:C0432246,OMIM:210720,Orphanet:2637. Review status: criteria provided, single submitter.