mitochondrial complex I deficiency, nuclear type 18
MONDO:0032623Mondo
Findings
No curated finding names mitochondrial complex I deficiency, nuclear type 18 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
- Inheritance
- Autosomal recessive inheritance
- Onset and course
- Death in infancy · Infantile onset · Neonatal onset
HPO, annotations 2026-09-02
Features
16 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.
- Decreased activity of mitochondrial complex IHPOHP:0011923
- 5 of 5 reported patients
- Increased CSF lactateHPOHP:0002490
- 1 of 1 reported patient
- Optic disc pallorHPOHP:0000543
- 1 of 1 reported patient
- Lactic acidosisHPOHP:0003128
- 4 of 5 reported patients
- HypertoniaHPOHP:0001276
- 3 of 5 reported patients
- Respiratory failureHPOHP:0002878
- 2 of 5 reported patients
- HydronephrosisHPOHP:0000126
- 1 of 5 reported patients
- HydroureterHPOHP:0000072
- 1 of 5 reported patients
- HyperreflexiaHPOHP:0001347
- 1 of 5 reported patients
- MacrocephalyHPOHP:0000256
- 1 of 5 reported patients
- Myoclonic seizureHPOHP:0032794
- 1 of 5 reported patients
- MyoclonusHPOHP:0001336
- 1 of 5 reported patients
Show the remaining 4
- Reduced eye contactHPOHP:0000817
- 1 of 5 reported patients
- Wide anterior fontanelHPOHP:0000260
- 1 of 5 reported patients
- Feeding difficultiesHPOHP:0011968
- Global developmental delayHPOHP:0001263
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.
- NDUFAF3HGNC:29918
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal recessive · 2023
- Strong · PanelApp Australia · Autosomal recessive · 2025
- Moderate · Ambry Genetics · Autosomal recessive · 2018