They can be broadly classified into six groups based on the part of the immune system that's affected: B cell (antibody) deficiencies T cell deficiencies Combination B and [fortishealthcare.com]

T cell deficiencies Defective phagocytes Complement deficiencies Unknown (idiopathic) Risk factors The only known risk factor is having a family history of a primary immune [mayoclinic.org]

T-cell defects account for 30%, phagocytic deficiencies 18% and complement deficiencies 2%. [patient.info]

In most cases, B-cells and Humoral Immunity are relatively intact although in severe T-cell deficiencies even Humoral Immunity is impaired given the role of CD4 T-cells in [pathwaymedicine.org]

Patients who had thymic hypoplasia, T-cell deficiency, or history of recurrent infections, were diagnosed with immune deficiency. [journals.plos.org]

[…] with sufficient CD4( ) T cells but low numbers of cytotoxic CD3( )CD8( ) T cells are more susceptible to noncardiac mortality secondary to lymphoproliferative disorders and [emedicine.medscape.com]

T-cell defects account for 30%, phagocytic deficiencies 18% and complement deficiencies 2%. [patient.info]

in addition to T-cell status (T –, because there is always a T-cell deficiency in SCID). [emedicine.medscape.com]

[…] protein (RFXAP) Regulatory factor X 5 (RFX5) Other T-cell deficiency DOCK8 deficiency STAT5b deficiency Omenn syndrome (due to) RAG1 RAG2 Artemis RMRP ADA Gamma C (X-linked [piduk.org]

The immunodeficiency is progressive with normal immune functions at birth, but then, T-cell deficiency with variable B-cell functions usually presents by the age of two yr [ncbi.nlm.nih.gov]

He was found to have T-cell deficiency with lack of red and white cell purine nucleoside phosphorylase enzyme activity. A spastic tetraparesis was noted. [ncbi.nlm.nih.gov]

Any of the mutations can be responsible for a lack of purine NP and the development of the characteristic T-cell deficiency syndrome. [ncbi.nlm.nih.gov]

All tested individuals have T-cell deficiency and associated risk for opportunistic infection, a common cause of death. [checkorphan.org]

[…] characterized by a deficiency of immune T cells. [dana.org]

Results: As predicted by the clinical course, T cell deficiency in peripheral lymphoid organs, defective chondrogenesis, focal segmental glomerulosclerosis, cerebral ischaemic [experts.umn.edu]

•IL-7 receptor ἀ chain deficiency results in lack of T-cell differentiation, proving the key role of IL-7 in human T-cell differentiation. 8. [slideshare.net]

IL-7R alpha gene mutations result in a pure T-cell deficiency. [genome.jp]

in addition to T-cell status (T –, because there is always a T-cell deficiency in SCID). [emedicine.medscape.com]

T cell deficiency is a deficiency of T cells, either caused by lymphocytopenia of T cells or by decreased function of individual T cells. [diki.pl]

Diagnostic criteria include a persistent CD4 T-cell lymphopenia with no underlying primary or secondary immune deficiencies and a CD4 T-cell count of Objective: To increase [ingentaconnect.com]

In T lymphocytopenia, there are too few T lymphocytes, but normal numbers of other lymphocytes. It causes, and manifests as, a T cell deficiency. [en.wikipedia.org]

Currently, 23 states include SCID testing for T-cell deficiencies in their newborn screening platform. [ncbi.nlm.nih.gov]

Fungal infections are typically noted in neutropenic (congenital or acquired) and T-cell deficient individuals. [ncbi.nlm.nih.gov]

Although one of them was aged 12 months, he had still not been diagnosed as having severe T-cell deficiency at the time of transfusion. [ncbi.nlm.nih.gov]

Diagnostic criteria include a persistent CD4 T-cell lymphopenia with no underlying primary or secondary immune deficiencies and a CD4 T-cell count of 300 cells/mL or 20% total [ncbi.nlm.nih.gov]

Since protection against Histoplasma capsulatum infection requires specific, cell-mediated immunity, histoplasmosis is well documented in patients with acquired T cell deficiencies [ncbi.nlm.nih.gov]

Diagnostic criteria include a persistent CD4 T-cell lymphopenia with no underlying primary or secondary immune deficiencies and a CD4 T-cell count of Objective: To increase [ingentaconnect.com]

Tbet Deficiency Causes T Helper Cell Dependent Airways Eosinophilia and Mucus Hypersecretion in Response to Rhinovirus Infection. PLoS Pathog. 2016 Sep. 12 (9):e1005913. [emedicine.medscape.com]

Zinc deficiency: changes in cytokine production and T-cell subpopulations in patients with head and neck cancer and in noncancer subjects. [ods.od.nih.gov]

Am J Respir Cell Mol Biol. 2017 Jun. 56 (6):796-803. [Medline]. Glanville N, Peel TJ, Schröder A, Aniscenko J, Walton RP, Finotto S, et al. [emedicine.medscape.com]