A: The variant NC_000023.11:g.11765731T>A in gene MSL3 is classified as 'Pathogenic' for X-linked_neurodevelopmental_delay,_dysmorphism,_and_progressive_neurological_disorder. Molecular consequence: SO:0001575: splice_donor_variant,SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: .. Review status: criteria provided, single submitter.