Human Phenotype Ontology 
Grandparent Node:
expand
Abnormal cerebral white matter morphology (HP:0002500)help
Parent Node:
expand
Hyperintensity of cerebral white matter on MRI (HP:0030890)help
..Starting node
..expand
Periventricular white matter hyperintensities (HP:0030891)help
Term ID: 30891
Name: Periventricular white matter hyperintensities
Synonym: PVWMH
Definition: Areas of brighter than expected signal on magnetic resonance imaging emanating from the cerebral white matter that surrounds the cerebral ventricles.
Comments:
Reference: HP:0030891
Genes and Diseases: SELECT DISTINCT 'HP:0030891' AS Input, t2.acc as HPO_ID, t2.name as HPO_term, g.Distance, t1.Entrez_gene AS Gene, t1.Entrez_gene_id AS Gene_id_entrez, t1.HGNC_ID, t1.DiseaseId, t1.DiseaseName, t1.Frequency, t1.Onset #, t1.ConceptID, Source, t1.Typical_association , h.Variants AS HGMD_variants, c.variants AS ClinVar_variants FROM hpo202212.graph_path AS g, hpo202212.term AS t, hpo202212.term AS t2 LEFT JOIN hpo202212.hpo_phenotype_to_genes as t1 ON (t1.HPO = t2.acc) LEFT JOIN gb_exome.clinvar_variation_latest_sum AS c ON ( c.Gene = t1.Entrez_Gene) LEFT JOIN gb_exome.hgmd_allmumt_sum_latest AS h ON (h.gene = t1.Entrez_Gene ) WHERE (t.acc ='HP:0030891' AND g.term1_id = t.id AND g.distance <=20 AND t2.id = g.term2_id) order by g.distance, gene, DiseaseName;