neurodevelopmental disorder with hypotonia, facial dysmorphism, and brain abnormalities
MONDO:0859165Mondo
Findings
No curated finding names neurodevelopmental disorder with hypotonia, facial dysmorphism, and brain abnormalities 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
- Neonatal onset
HPO, annotations 2026-09-02
Features
60 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.
- Anteverted naresHPOHP:0000463
- 3 of 3 reported patients
- Broad columellaHPOHP:0010761
- 3 of 3 reported patients
- Cerebellar vermis hypoplasiaHPOHP:0001320
- 3 of 3 reported patients
- Global developmental delayHPOHP:0001263
- 3 of 3 reported patients
- HyporeflexiaHPOHP:0001265
- 3 of 3 reported patients
- HypotoniaHPOHP:0001252
- 9 of 9 reported patients
- Low hanging columellaHPOHP:0009765
- 3 of 3 reported patients
- Severe global developmental delayHPOHP:0011344
- 5 of 5 reported patients
- Short noseHPOHP:0003196
- 3 of 3 reported patients
- VentriculomegalyHPOHP:0002119
- 3 of 3 reported patients
- Coarse facial featuresHPOHP:0000280
- 7 of 9 reported patients
- Feeding difficultiesHPOHP:0011968
- 7 of 9 reported patients
Show the remaining 48
- EsotropiaHPOHP:0000565
- 4 of 6 reported patients
- Flat occiputHPOHP:0005469
- 2 of 3 reported patients
- High foreheadHPOHP:0000348
- 4 of 6 reported patients
- Hypoplasia of the corpus callosumHPOHP:0002079
- 2 of 3 reported patients
- Low-set earsHPOHP:0000369
- 6 of 9 reported patients
- Respiratory distressHPOHP:0002098
- 6 of 9 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.
- PPP1R21HGNC:30595
- Definitive · ClinGen · Autosomal recessive · 2026
- Definitive · G2P · Autosomal recessive · 2025
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal recessive · 2023
- Strong · PanelApp Australia · Autosomal recessive · 2025