A: The variant NC_000020.11:g.3889670_3889671del in gene PANK2 is classified as 'Pathogenic/Likely_pathogenic' for Hypoprebetalipoproteinemia,_acanthocytosis,_retinitis_pigmentosa,_and_pallidal_degeneration|Pigmentary_pallidal_degeneration|See_cases. Molecular consequence: SO:0001587: nonsense,SO:0001619: non-coding_transcript_variant,SO:0001623: 5_prime_UTR_variant,SO:0001627: intron_variant. Variant type: Deletion. Disease database links: MONDO:MONDO:0011798,MedGen:C1846582|MONDO:MONDO:0009319,MedGen:C0018523,OMIM:234200,Orphanet:157850|.. Review status: criteria provided, multiple submitters, no conflicts.