" /> Immunodeficiency 21 - CISMeF





Preferred Label : Immunodeficiency 21;

Symbol : IMD21;

CISMeF acronym : DCML; IMD21; MONOMAC;

Type : Phenotype, molecular basis known;

Alternative titles and symbols : MONOMAC; DCML; Dendritic cell, monocyte, b lymphocyte, and natural killer lymphocyte deficiency; Gata2 deficiency; Combined immunodeficiency with susceptibility to mycobacterial, viral, and fungal infections; Monocytopenia with susceptibility to mycobacterial, fungal, and papillomavirus infections and myelodysplasia; Monocytopenia and mycobacterial infection syndrome;

Description : This primary immunodeficiency, designated DCML or MONOMAC, is characterized by profoundly decreased or absent monocytes, B lymphocytes, natural killer (NK) lymphocytes, and circulating and tissue dendritic cells (DCs), with little or no effect on T cell numbers. Clinical features of DCML include susceptibility to disseminated nontuberculous mycobacterial infections, papillomavirus infections, opportunistic fungal infections, and pulmonary alveolar proteinosis. Bone marrow hypocellularity and dysplasia of myeloid, erythroid, and megakaryocytic lineages are present in most patients, as are karyotypic abnormalities, including monosomy 7 and trisomy 8. Both autosomal dominant transmission and sporadic cases occur (Bigley et al., 2011; Hsu et al., 2011).;

Inheritance : Autosomal dominant;

Molecular basis : Caused by mutation in the GATA-binding protein 2 gene (GATA2, 137295.0001);

Neoplasia : Susceptibility to myeloid leukemia; Susceptibility to myelodysplasia;

Prefixed ID : #614172;

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03/05/2025


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