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Rare anaemia v1.38 VPS4A Arina Puzriakova Tag for-review was removed from gene: VPS4A.
Rare anaemia v1.38 VPS4A Arina Puzriakova commented on gene: VPS4A: The rating of this gene has been updated following NHS Genomic Medicine Service approval.
Rare anaemia v1.37 VPS4A Arina Puzriakova Source Expert Review Green was added to VPS4A.
Rating Changed from Amber List (moderate evidence) to Green List (high evidence)
Rare anaemia v1.14 VPS4A Arina Puzriakova Phenotypes for gene: VPS4A were changed from developmental delay; intellectual disability; cerebellar hypoplasia; pontine hypoplasia; thin corpus callosum; microcephaly; growth retardation; congenital anaemia; dyserythropeoitic anaemia; dystonia; congenital cataracts; deafness to CIMDAG syndrome
Rare anaemia v1.13 VPS4A Arina Puzriakova Classified gene: VPS4A as Amber List (moderate evidence)
Rare anaemia v1.13 VPS4A Arina Puzriakova Added comment: Comment on list classification: New gene added by Evan Reid (University of Cambridge). At least 5 different variants reported in 10 unrelated individuals with a comparable phenotype, including haemolytic anaemia in 7/10 cases. Pathogenicity is supported by functional data.

There is enough evidence to promote this gene to Green at the next GMS panel update (added 'for-review' tag)
Rare anaemia v1.13 VPS4A Arina Puzriakova Gene: vps4a has been classified as Amber List (Moderate Evidence).
Rare anaemia v1.12 VPS4A Arina Puzriakova Publications for gene: VPS4A were set to (PMID: 33186545; 33186543; 33460484)
Rare anaemia v1.11 VPS4A Arina Puzriakova Added comment: Comment on mode of inheritance: Setting MOI to 'Monoallelic' as only one biallelic case reported to date, and patients with biallelic variants would still be picked up by the Genomics England pipeline.
Rare anaemia v1.11 VPS4A Arina Puzriakova Mode of inheritance for gene: VPS4A was changed from MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
Rare anaemia v1.10 VPS4A Arina Puzriakova reviewed gene: VPS4A: Rating: GREEN; Mode of pathogenicity: Loss-of-function variants (as defined in pop up message) DO NOT cause this phenotype - please provide details in the comments; Publications: 33186545, 33186543, 33460484; Phenotypes: CIMDAG syndrome; Mode of inheritance: MONOALLELIC, autosomal or pseudoautosomal, imprinted status unknown
Rare anaemia v1.10 VPS4A Ivone Leong Tag for-review tag was added to gene: VPS4A.
Rare anaemia v1.10 VPS4A Ivone Leong Classified gene: VPS4A as Amber List (moderate evidence)
Rare anaemia v1.10 VPS4A Ivone Leong Gene: vps4a has been classified as Amber List (Moderate Evidence).
Rare anaemia v1.9 VPS4A Evan Reid gene: VPS4A was added
gene: VPS4A was added to Rare anaemia. Sources: Literature,Research
Mode of inheritance for gene: VPS4A was set to MONOALLELIC, autosomal or pseudoautosomal, NOT imprinted
Publications for gene: VPS4A were set to (PMID: 33186545; 33186543; 33460484)
Phenotypes for gene: VPS4A were set to developmental delay; intellectual disability; cerebellar hypoplasia; pontine hypoplasia; thin corpus callosum; microcephaly; growth retardation; congenital anaemia; dyserythropeoitic anaemia; dystonia; congenital cataracts; deafness
Penetrance for gene: VPS4A were set to Complete
Mode of pathogenicity for gene: VPS4A was set to Loss-of-function variants (as defined in pop up message) DO NOT cause this phenotype - please provide details in the comments
Review for gene: VPS4A was set to GREEN
Added comment: Multiple families (now 10) described with a consistent phenotype (termed CIMDAG as an acronym for the major features). This includes congenital anaemia in most cases, in some cases this is of a dyserythropoeitic type. All have de novo heterozygous missense mutations of VPS4A, with a distinct mutational hotspot (R284) in many families. Mechanism is likely dominant negative. Haplo-insufficiency of VPS4A is tolerated and present in general population databases, so loss of function mutations likely do not cause this disease.
Sources: Literature, Research