neurodevelopmental disorder with microcephaly, epilepsy, and hypomyelination
MONDO:0032705Mondo
Findings
No curated finding names neurodevelopmental disorder with microcephaly, epilepsy, and hypomyelination 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
- Infantile onset
HPO, annotations 2026-09-02
Features
32 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.
- Cerebral hypomyelinationHPOHP:0006808
- 2 of 2 reported patients
- Delayed CNS myelinationHPOHP:0002188
- 2 of 2 reported patients
- Delayed speech and language developmentHPOHP:0000750
- 2 of 2 reported patients
- Exaggerated startle responseHPOHP:0002267
- 2 of 2 reported patients
- Feeding difficultiesHPOHP:0011968
- 2 of 2 reported patients
- Global developmental delayHPOHP:0001263
- 2 of 2 reported patients
- MicrocephalyHPOHP:0000252
- 2 of 2 reported patients
- SeizureHPOHP:0001250
- 2 of 2 reported patients
- Short statureHPOHP:0004322
- 2 of 2 reported patients
- SpasticityHPOHP:0001257
- 2 of 2 reported patients
- Atonic seizureHPOHP:0010819
- 1 of 2 reported patients
- Cerebellar atrophyHPOHP:0001272
- 1 of 2 reported patients
Show the remaining 20
- Cerebral visual impairmentHPOHP:0100704
- 1 of 2 reported patients
- DroolingHPOHP:0002307
- 1 of 2 reported patients
- DysphagiaHPOHP:0002015
- 1 of 2 reported patients
- EEG with generalized slow activityHPOHP:0010845
- 1 of 2 reported patients
- EpiblepharonHPOHP:0011225
- 1 of 2 reported patients
- FeverHPOHP:0001945
- 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.
- MTHFSHGNC:7437
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal recessive · 2022
- Strong · PanelApp Australia · Autosomal recessive · 2025
Where it sits
Other names
3 names
Resolves to: neurodevelopmental disorder with microcephaly, epilepsy, and hypomyelination
- Also called
- 5,10-methenyltetrahydrofolate synthetase deficiencyMTHFS-related developmental delay-microcephaly-short stature-epilepsy syndromeNEDMEHM