Human Phenotype Ontology 
Grandparent Node:
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Abnormal dark-adapted bright flash electroretinogram (HP:0030470)help
Parent Node:
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Abnormal amplitude of dark-adapted bright flash electroretinogram (HP:0030478)help
..Starting node
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Reduced amplitude of dark-adapted bright flash electroretinogram a-wave (HP:0030483)help
Term ID: 30483
Name: Reduced amplitude of dark-adapted bright flash electroretinogram a-wave
Synonym:
Definition: An abnormal reduction in the amplitude of the a-wave.
Comments:
Reference: HP:0030483
Genes and Diseases:
 
       Child Nodes:

 Sister Nodes: 
..expandElectronegative electroretinogram (HP:0007984) help
..expandSupernormal dark-adapted bright flash electroretinogram b-wave (HP:0030484) help
InputHPO IDHPO termDistanceGeneGene id entrezDiseaseIdDiseaseNameDiseaseMIMConceptIDSourceTypical associationHGMD variantsClinVar variantsHGNC IDGeneMIM
 
HPO disease - gene - phenotype typical associations:
HP:0030483HP:0030483Reduced amplitude of dark-adapted bright flash electroretinogram a-wave0C8orf37 CL E G H157657617406Bardet-Biedl syndrome 21617406C4319932OMIM127232614477
 
HPO disease - gene - phenotype less frequent non-typical associations:


Genes (2) :C8ORF37 C8orf37

Diseases (1) :617406
 

Human Phenotype Ontology(HPO) is developed by the Human Phenotype Ontology Consortium. The version used here is August 2021 release.