Laboratory for Molecular Diagnostics
Center for Nephrology and Metabolic Disorders

Immunodeficiency 20

Immunodeficiency 20 is an autosomal recessive disorder caused by mutations of the FCGR3A gene which alters cellular immune defense.


Primary immunodeficiency
Achondroplasia-SCID syndrome
Autoinflammation, antibody deficiency, and immune dysregulation syndrome
Congenital sideroblastic anemia-B-cell immunodeficiency-periodic fever-developmental delay syndrome
Hereditary susceptibility to infections
IRAK4 deficiency
Immunodeficiency 20
Immunodeficiency 21
Immunodeficiency 31A
Immunodeficiency 31B
Immunodeficiency 31C
Immunodeficiency 33
Immunodeficiency 38
Immunodeficiency 41
Immunodeficiency-centromeric instability-facial anomalies syndrome
Variable immunodeficiency type 7
Vasculitis due to ADA2 deficiency
Wiskott–Aldrich syndrome



Jawahar S et al. (1996) Natural Killer (NK) cell deficiency associated with an epitope-deficient Fc receptor type IIIA (CD16-II).


de Vries E et al. (1996) Identification of an unusual Fc gamma receptor IIIa (CD16) on natural killer cells in a patient with recurrent infections.


Grier JT et al. (2012) Human immunodeficiency-causing mutation defines CD16 in spontaneous NK cell cytotoxicity.


Orphanet article

Orphanet ID 437552 [^]

OMIM.ORG article

Omim 615707 [^]
Update: Oct. 14, 2019