| D003937 |
Diagnosis, Differential |
Determination of which one of two or more diseases or conditions a patient is suffering from by systematically comparing and contrasting results of diagnostic measures. |
Diagnoses, Differential,Differential Diagnoses,Differential Diagnosis |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D000163 |
Acquired Immunodeficiency Syndrome |
An acquired defect of cellular immunity associated with infection by the human immunodeficiency virus (HIV), a CD4-positive T-lymphocyte count under 200 cells/microliter or less than 14% of total lymphocytes, and increased susceptibility to opportunistic infections and malignant neoplasms. Clinical manifestations also include emaciation (wasting) and dementia. These elements reflect criteria for AIDS as defined by the CDC in 1993. |
AIDS,Immunodeficiency Syndrome, Acquired,Immunologic Deficiency Syndrome, Acquired,Acquired Immune Deficiency Syndrome,Acquired Immuno-Deficiency Syndrome,Acquired Immuno Deficiency Syndrome,Acquired Immuno-Deficiency Syndromes,Acquired Immunodeficiency Syndromes,Immuno-Deficiency Syndrome, Acquired,Immuno-Deficiency Syndromes, Acquired,Immunodeficiency Syndromes, Acquired,Syndrome, Acquired Immuno-Deficiency,Syndrome, Acquired Immunodeficiency,Syndromes, Acquired Immuno-Deficiency,Syndromes, Acquired Immunodeficiency |
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| D018023 |
HIV Seronegativity |
Immune status consisting of non-production of HIV antibodies, as determined by various serological tests. |
HTLV-III Seronegativity,HIV Seronegativities,HTLV III Seronegativity,HTLV-III Seronegativities,Seronegativities, HIV,Seronegativities, HTLV-III,Seronegativity, HIV,Seronegativity, HTLV-III |
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| D018344 |
T-Lymphocytopenia, Idiopathic CD4-Positive |
Reproducible depletion of CD4+ lymphocytes below 300 per cubic millimeter in the absence of HIV infection or other known causes of immunodeficiency. This is a rare, heterogeneous syndrome and does not appear to be caused by a transmissible agent. |
CD4-Positive T-Lymphocytopenia, Idiopathic,Idiopathic CD4-Positive T-Lymphocytopenia,CD4+ T-Lymphocytopenia,CD4+ T-Lymphocytopenia, Idiopathic,Idiopathic CD4 Positive T-Lymphocytopenia,Idiopathic CD4+ T-Lymphocytopenia,T-Lymphocytopenia, Idiopathic CD4+,CD4 Positive T Lymphocytopenia, Idiopathic,CD4+ T Lymphocytopenia,CD4+ T Lymphocytopenia, Idiopathic,CD4+ T-Lymphocytopenias,Idiopathic CD4+ T Lymphocytopenia,T Lymphocytopenia, Idiopathic CD4 Positive,T Lymphocytopenia, Idiopathic CD4+,T-Lymphocytopenia, CD4+,T-Lymphocytopenias, CD4+ |
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