cerebellar ataxia with neuropathy and bilateral vestibular areflexia syndrome
MONDO:0044720Mondo
Findings
No curated finding names cerebellar ataxia with neuropathy and bilateral vestibular areflexia syndrome 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
- Adult onset · Slowly progressive
HPO, annotations 2026-09-02
Features
35 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.
- AtaxiaHPOHP:0001251
- 12 of 12 reported patients
- Axonal lossHPOHP:0003447
- 6 of 6 reported patients
- Decreased distal sensory nerve action potentialHPOHP:0007230
- 8 of 8 reported patients
- Gait ataxiaHPOHP:0002066
- 39 of 39 reported patients
- Frequent (30% to 79% of cases)
- Gaze-evoked nystagmusHPOHP:0000640
- 27 of 27 reported patients
- Peripheral neuropathyHPOHP:0009830
- 56 of 56 reported patients
- Saccadic smooth pursuit interruptionsHPOHP:0001152
- 27 of 27 reported patients
- Limb ataxiaHPOHP:0002070
- 36 of 38 reported patients
- DysarthriaHPOHP:0001260
- 37 of 40 reported patients
- Frequent (30% to 79% of cases)
- Cerebellar vermis atrophyHPOHP:0006855
- 9 of 10 reported patients
- Cerebellar atrophyHPOHP:0001272
- 22 of 27 reported patients
- Impaired pain sensationHPOHP:0007328
- 21 of 27 reported patients
Show the remaining 23
- Impaired vibratory sensationHPOHP:0002495
- 21 of 27 reported patients
- AreflexiaHPOHP:0001284
- Frequent (30% to 79% of cases)
- Babinski signHPOHP:0003487
- Frequent (30% to 79% of cases)
- Delayed speech and language developmentHPOHP:0000750
- Frequent (30% to 79% of cases)
- Demyelinating peripheral neuropathyHPOHP:0007108
- Frequent (30% to 79% of cases)
- Distal muscle weaknessHPOHP:0002460
- Frequent (30% to 79% of cases)
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.
- RFC1HGNC:9969
- Definitive · ClinGen · Autosomal recessive · 2024
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal recessive · 2021
- Strong · PanelApp Australia · Autosomal recessive · 2025
- Moderate · Ambry Genetics · Autosomal recessive · 2020
- Supportive · Orphanet · Autosomal recessive · 2021
Where it sits
Other names
13 names
Resolves to: cerebellar ataxia with neuropathy and bilateral vestibular areflexia syndrome
- Also called
- CABV syndromeCANVAScerebellar ataxia with bilateral vestibulopathy syndromecerebellar ataxia, neuropathy, and vestibular areflexia syndromehereditary sensory and autonomic neuropathy type 1 with cough and gastroesophageal refluxhereditary sensory and autonomic neuropathy type 1Bhereditary sensory and autonomic neuropathy type IBhereditary sensory neuropathy type IBHSAN with cough and gastroesophageal refluxHSAN1BHSN1Bneuropathy, hereditary sensory and autonomic, type 1Bneuropathy, hereditary sensory, type IB