aniridia-cerebellar ataxia-intellectual disability syndrome
Findings
No curated finding names aniridia-cerebellar ataxia-intellectual disability syndrome yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Aniridia-cerebellar ataxia-intellectual disability syndrome, also known as Gillespie syndrome, is a rare, congenital, neurological disorder characterized by the association of partial bilateral aniridia with non-progressive cerebellar ataxia, and intellectual disability.
Definition from the Mondo Disease Ontology (MONDO:0008795), read 2026-09-29. CC BY 4.0.
- Inheritance
- Autosomal dominant inheritance · Autosomal recessive inheritance
- Onset and course
- Congenital onset · Infantile onset
HPO, annotations 2026-09-02
Features
61 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 facial shapeHPOHP:0001999
- 1 of 1 reported patient
- AniridiaHPOHP:0000526
- 6 of 6 reported patients
- Very frequent (80% to 99% of cases)
- Aplasia of the pectoralis major muscleHPOHP:0009751
- 1 of 1 reported patient
- Areflexia of lower limbsHPOHP:0002522
- 1 of 1 reported patient
- AtaxiaHPOHP:0001251
- 16 of 16 reported patients
- Very frequent (80% to 99% of cases)
Genes
2 genes
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.
- ITPR1HGNC:6180
- Definitive · ClinGen · Autosomal dominant · 2025
- Definitive · ClinGen · Autosomal recessive · 2025
- Definitive · G2P · Autosomal dominant · 2019
- Definitive · G2P · Autosomal recessive · 2019
- Strong · Ambry Genetics · Autosomal dominant · 2022
- Strong · Genomics England PanelApp · Autosomal dominant · 2020
- Strong · Genomics England PanelApp · Autosomal recessive · 2020
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal recessive · 2022
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal dominant · 2022
- Strong · PanelApp Australia · Semidominant · 2025
- Moderate · Ambry Genetics · Autosomal recessive · 2022
- Supportive · Orphanet · Autosomal dominant · 2021
- PAX6HGNC:8620
Where it sits
Other names
6 names
Resolves to: aniridia-cerebellar ataxia-intellectual disability syndrome
- Also called
- Aniridia Cerebellar Ataxia Mental Deficiencyaniridia, cerebellar ataxia and mental deficiencyaniridia, cerebellar ataxia, and intellectual disabilityaniridia, cerebellar ataxia, and mental retardationGILLESPIE syndromeGLSP