has material basis in germline mutation in PANK2 hereditary disease hypoprebetalipoproteinemia, acanthocytosis, retinitis pigmentosa, and pallidal degeneration https://github.com/monarch-initiative/mondo/issues/9602 Orphanet:157855 UMLS:C1846582 MESH:C564603 harp syndrome MEDGEN:337612 hypoprebetalipoproteinemia, acanthocytosis, retinitis pigmentosa, and pallidal degeneration MONDO:0011798 OMIM:607236