optic atrophy-ataxia-peripheral neuropathy-global developmental delay syndrome
MONDO:0034092Mondo
Findings
No curated finding names optic atrophy-ataxia-peripheral neuropathy-global developmental delay syndrome yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Features
38 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Delayed fine motor developmentHPOHP:0010862
- Very frequent (80% to 99% of cases)
- Delayed gross motor developmentHPOHP:0002194
- Very frequent (80% to 99% of cases)
- Delayed speech and language developmentHPOHP:0000750
- Very frequent (80% to 99% of cases)
- Failure to thriveHPOHP:0001508
- Very frequent (80% to 99% of cases)
- Global developmental delayHPOHP:0001263
- Very frequent (80% to 99% of cases)
- Optic atrophyHPOHP:0000648
- Very frequent (80% to 99% of cases)
- Abnormal mitochondrial shapeHPOHP:0012087
- Frequent (30% to 79% of cases)
- AtaxiaHPOHP:0001251
- Frequent (30% to 79% of cases)
- Developmental regressionHPOHP:0002376
- Frequent (30% to 79% of cases)
- HypotoniaHPOHP:0001252
- Frequent (30% to 79% of cases)
- Poor speechHPOHP:0002465
- Frequent (30% to 79% of cases)
- SpasticityHPOHP:0001257
- Frequent (30% to 79% of cases)
Show the remaining 26
- Visual impairmentHPOHP:0000505
- Frequent (30% to 79% of cases)
- Abnormal basal ganglia morphologyHPOHP:0002134
- Occasional (5% to 29% of cases)
- Abnormal corpus callosum morphologyHPOHP:0001273
- Occasional (5% to 29% of cases)
- Abnormality of movementHPOHP:0100022
- Occasional (5% to 29% of cases)
- Ambiguous genitaliaHPOHP:0000062
- Occasional (5% to 29% of cases)
- Axial hypotoniaHPOHP:0008936
- Occasional (5% to 29% of cases)
Genes
1 gene
Germline variants in the gene encoding each protein, as classified by GenCC submitters, each in their own words. Limited, disputed and refuted submissions are listed too.
- FDXRHGNC:3642
- Strong · PanelApp Australia · Autosomal recessive · 2025
- Supportive · Orphanet · Autosomal recessive · 2021