congenital hypotonia, epilepsy, developmental delay, and digital anomalies
MONDO:0032781Mondo
Findings
No curated finding names congenital hypotonia, epilepsy, developmental delay, and digital anomalies yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
- Inheritance
- Autosomal dominant inheritance · Typically de novo
- Onset and course
- Congenital onset · Nonprogressive
HPO, annotations 2026-09-02
Features
43 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.
- Global developmental delayHPOHP:0001263
- 8 of 8 reported patients
- HypotoniaHPOHP:0001252
- 8 of 8 reported patients · Infantile onset
- Intellectual disabilityHPOHP:0001249
- 8 of 8 reported patients
- Absent speechHPOHP:0001344
- 5 of 8 reported patients
- Gastroesophageal refluxHPOHP:0002020
- 5 of 8 reported patients
- SeizureHPOHP:0001250
- 5 of 8 reported patients
- Aplasia of the falx cerebriHPOHP:0010654
- 4 of 8 reported patients
- Cerebral visual impairmentHPOHP:0100704
- 4 of 8 reported patients
- CryptorchidismHPOHP:0000028
- 1 of 2 reported patients
- DysphagiaHPOHP:0002015
- 4 of 8 reported patients
- Hypoplasia of the corpus callosumHPOHP:0002079
- 4 of 8 reported patients
- Overlapping toeHPOHP:0001845
- 4 of 8 reported patients
Show the remaining 31
- PolymicrogyriaHPOHP:0002126
- 4 of 8 reported patients
- Obstructive sleep apneaHPOHP:0002870
- 3 of 8 reported patients
- Overlapping fingersHPOHP:0010557
- 3 of 8 reported patients
- Appendicular spasticityHPOHP:0034353
- 2 of 8 reported patients
- Atrial septal defectHPOHP:0001631
- 2 of 8 reported patients
- Cerebellar vermis hypoplasiaHPOHP:0001320
- 2 of 8 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.
- ATN1HGNC:3033
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal dominant · 2023
- Strong · G2P · Autosomal dominant · 2025
- Strong · PanelApp Australia · Autosomal dominant · 2025
- Moderate · Ambry Genetics · Autosomal dominant · 2019
- Moderate · Illumina · Autosomal dominant · 2019
Where it sits
- A kind of