Coffin-Siris syndrome 6
Findings
No curated finding names Coffin-Siris syndrome 6 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Any Coffin-Siris syndrome in which the cause of the disease is a mutation in the ARID2 gene.
Definition from the Mondo Disease Ontology (MONDO:0033492), read 2026-09-29. CC BY 4.0.
- Inheritance
- Autosomal dominant inheritance
- Onset and course
- Infantile onset · Third trimester onset
HPO, annotations 2026-09-02
Features
140 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.
- Abnormal periventricular white matter morphologyHPOHP:0002518
- 1 of 1 reported patient
- Absent speechHPOHP:0001344
- 2 of 2 reported patients
- Arachnoid cystHPOHP:0100702
- 1 of 1 reported patient
- Bilateral tonic-clonic seizure with generalized onsetHPOHP:0025190
- 1 of 1 reported patient
- Broad nasal tipHPOHP:0000455
- 1 of 1 reported patient
- Calcified placentaHPOHP:0011415
- 1 of 1 reported patient
- Chronic constipationHPO
Show the remaining 128
- Deep philtrumHPOHP:0002002
- 3 of 3 reported patients
- Delayed ability to sitHPOHP:0025336
- 2 of 2 reported patients
- Delayed ability to walkHPOHP:0031936
- 7 of 7 reported patients
- Delayed eruption of teethHPOHP:0000684
- 2 of 2 reported patients
- Delayed fine motor developmentHPOHP:0010862
- 4 of 4 reported patients
- Delayed speech and language developmentHPOHP:0000750
- 6 of 6 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.
- ARID2HGNC:18037
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal dominant · 2021
- Strong · G2P · Autosomal dominant · 2025
- Strong · PanelApp Australia · Autosomal dominant · 2025
Where it sits
Other names
1 name
Resolves to: Coffin-Siris syndrome 6
- Also called
- ARID2-related BAFopathy