A: The variant NC_000020.11:g.63693004G>T in gene RTEL1 is classified as 'Likely_pathogenic' for Dyskeratosis_congenita,_autosomal_recessive_5. Molecular consequence: SO:0001575: splice_donor_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0014076,MedGen:C3554656,OMIM:615190. Review status: criteria provided, multiple submitters, no conflicts.