mitochondrial complex IV deficiency, nuclear type 12
MONDO:0033646Mondo
Findings
No curated finding names mitochondrial complex IV deficiency, nuclear type 12 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 death · Death in childhood · Death in adolescence
HPO, annotations 2026-09-02
Features
30 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.
- AminoaciduriaHPOHP:0003355
- 1 of 1 reported patient
- Decreased activity of mitochondrial complex IVHPOHP:0008347
- 10 of 10 reported patients
- Elevated circulating creatine kinase activityHPOHP:0003236
- 1 of 1 reported patient
- HypoalbuminemiaHPOHP:0003073
- 1 of 1 reported patient
- HypoglycemiaHPOHP:0001943
- 1 of 1 reported patient
- Increased circulating lactate concentrationHPOHP:0002151
- 11 of 11 reported patients
- Increased CSF lactateHPOHP:0002490
- 10 of 10 reported patients
- Intrauterine growth retardationHPOHP:0001511
- 1 of 1 reported patient
- Intraventricular hemorrhageHPOHP:0030746
- 1 of 1 reported patient
- Lactic acidosisHPOHP:0003128
- 1 of 1 reported patient
- Metabolic acidosisHPOHP:0001942
- 1 of 1 reported patient
- Prolonged prothrombin timeHPOHP:0008151
- 1 of 1 reported patient
Show the remaining 18
- Small for gestational ageHPOHP:0001518
- 1 of 1 reported patient
- SeizureHPOHP:0001250
- 9 of 11 reported patients
- Generalized hypotoniaHPOHP:0001290
- 5 of 10 reported patients
- MyoclonusHPOHP:0001336
- 2 of 10 reported patients
- Poor head controlHPOHP:0002421
- 2 of 10 reported patients · Infantile onset
- ScoliosisHPOHP:0002650
- 2 of 10 reported patients
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.
- PET100HGNC:40038
- Strong · Ambry Genetics · Autosomal recessive · 2018
- Strong · G2P · Autosomal recessive · 2018
- Strong · PanelApp Australia · Autosomal recessive · 2025
Where it sits
Other names
1 name
Resolves to: mitochondrial complex IV deficiency, nuclear type 12
- Also called
- MC4DN12