combined oxidative phosphorylation deficiency 19
Findings
No curated finding names combined oxidative phosphorylation deficiency 19 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Any combined oxidative phosphorylation deficiency in which the cause of the disease is a mutation in the LYRM4 gene.
Definition from the Mondo Disease Ontology (MONDO:0014269), read 2026-09-29. CC BY 4.0.
- Inheritance
- Autosomal recessive inheritance
- Onset and course
- Neonatal onset
HPO, annotations 2026-09-02
Features
26 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.
- Failure to thriveHPOHP:0001508
- 2 of 2 reported patients
- Lactic acidosisHPOHP:0003128
- 2 of 2 reported patients
- LacticaciduriaHPOHP:0003648
- 2 of 2 reported patients
- Metabolic acidosisHPOHP:0001942
- 2 of 2 reported patients
- Respiratory distressHPOHP:0002098
- 2 of 2 reported patients · Neonatal onset
- 2 of 2 reported patients
- StridorHPOHP:0010307
- 2 of 2 reported patients
- Elevated brain lactate level by MRS
Show the remaining 14
- HepatomegalyHPOHP:0002240
- 1 of 2 reported patients
- HypotoniaHPOHP:0001252
- 1 of 2 reported patients
- Increased CSF lactateHPOHP:0002490
- 1 of 2 reported patients
- Increased variability in muscle fiber diameterHPOHP:0003557
- 1 of 2 reported patients
- KetosisHPOHP:0001946
- 1 of 2 reported patients
- Lower limb hyperreflexiaHPOHP:0002395
- 1 of 2 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.
- LYRM4HGNC:21365
- Moderate · PanelApp Australia · Autosomal recessive · 2025
- Limited · Ambry Genetics · Autosomal recessive · 2022
- Limited · Labcorp Genetics (formerly Invitae) · Unknown · 2018
Where it sits
Other names
3 names
Resolves to: combined oxidative phosphorylation deficiency 19
- Also called
- combined oxidative phosphorylation deficiency caused by mutation in LYRM4combined oxidative phosphorylation deficiency type 19LYRM4 combined oxidative phosphorylation deficiency