Signs & Symptoms
Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.
Abnormal retinal morphology
Frequent (30-79%)HP:0000479
Blue/yellow color vision defect
Frequent (30-79%)HP:0000552
Colour vision test abnormality
Frequent (30-79%)HP:0030584
Decreased visual acuity
Occasional (5-29%)HP:0007663
Nystagmus, pendular
Occasional (5-29%)HP:0012043
Photophobia
Occasional (5-29%)HP:0000613
Abnormal light-adapted electroretinogram
HP:0008275
Color vision defect, severe
HP:0000551
Dyschromatopsia
HP:0007641
Related Conditions
Quick Facts
- SNOMED CT
- 51886007
- UMLS CUI
- C0155017
- Fully Specified Name
- Tritan defect (disorder)
- Specialists
- 0
- Diagnostic Biomarkers
- 0
- HPO Phenotypes
- 9
Medical Disclaimer
This information is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider regarding any medical condition or treatment plan.
Clinical content is derived from the SNOMED CT clinical ontology and curated medical knowledge graphs.