Send us a Message

Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   


The Human Phenotype Ontology (HPO) is downloaded weekly from The file downloaded is considered the "last stable build" available for the ontology. For more about the HPO, view their website at

Term:Visual impairment
go back to main search page
Accession:HP:0000505 term browser browse the term
Definition:Visual impairment (or vision impairment) is vision loss (of a person) to such a degree as to qualify as an additional support need through a significant limitation of visual capability resulting from either disease, trauma, or congenital or degenerative conditions that cannot be corrected by conventional means, such as refractive correction, medication, or surgery.
Synonyms:exact_synonym: Impaired vision;   Loss of eyesight;   Poor vision
 alt_id: HP:0000516;   HP:0000566;   HP:0007758;   HP:0007860;   HP:0007983
 xref: MESH:D014786;   MESH:D015354;   SNOMEDCT_US:246635007;   SNOMEDCT_US:397540003;   SNOMEDCT_US:7973008;   UMLS:C0042798;   UMLS:C3665347

GViewer not supported for the selected species.

show annotations for term's descendants           Sort by:

Term paths to the root
Path 1
Term Annotations click to browse term
  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of the eye 0
        Abnormal eye physiology 0
          Abnormality of vision 0
            Visual impairment 0
              Cerebral visual impairment 0
              Reduced visual acuity + 0
              Visual field defect + 0
              Visual loss + 0
paths to the root