FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
Help Close All Open All
General Information
Term immunodeficiency with hyper-IgM type 2 ID (Ontology) DOID:0060758 (Human Disease)
Definition A hyper IgM syndrome that is characterized by normal or elevated serum IgM levels with absence of IgG, IgA, and IgE, resulting in a profound susceptibility to bacterial infections that has_material_basis_in homozygous or compound heterozygous mutation in the AICDA gene on chromosome 12p13.
Also Known As "activation-induced cytidine deaminase deficiency" ; "AID deficiency" ; "HIGM2" (for all, see Synonyms field below)
Comment
Links to External Ontologies
DO.org
Annotations
Records annotated with this term OR any of its CHILD TERMS
No relevant records available
Records annotated with this exact term (annotations to child terms are NOT included)
No relevant records available
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
No relevant statements available
Spanning Tree (Parents/Children)
Only view relationship:
autosomal genetic disease
 |__autosomal recessive disease__
hyperimmunoglobulin syndrome     |
 |__hyper IgM syndrome___________|
                                 immunodeficiency with hyper-IgM type 2
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a autosomal recessive disease
hyper IgM syndrome
Part of
hide Synonyms & Secondary IDs
Synonyms
  • "activation-induced cytidine deaminase deficiency" EXACT
    "AID deficiency" EXACT
    "HIGM2" EXACT OMO:0003012
    "hyper-IgM syndrome type 2" EXACT
Secondary IDs
hide External Crossreferences & Linkouts
GARD:10578
MIM:605258
NCI:C129074
ORDO:101089
UMLS_CUI:C1720956