T-Lymphocytopenia, Idiopathic CD4-Positive

T-Lymphocytopenia, Idiopathic CD4-Positive: Understanding a Rare Immune Disorder Introduction T-Lymphocytopenia, Idiopathic CD4-Positive, also known as idiopathic CD4 lymphocytopenia (ICL), is a rare disorder characterized by a significant decrease in CD4+ T-lymphocytes without evidence of HIV infection or any other known cause of immunodeficiency. This condition weakens the immune system, leaving affected individuals susceptible to various…