MeSH definition : Ratio of T-LYMPHOCYTES that express the CD4 ANTIGEN to those that express the CD8
ANTIGEN. This value is commonly assessed in the diagnosis and staging of diseases
affecting the IMMUNE SYSTEM including HIV INFECTIONS.;
Ratio of T-LYMPHOCYTES that express the CD4 ANTIGEN to those that express the CD8
ANTIGEN. This value is commonly assessed in the diagnosis and staging of diseases
affecting the IMMUNE SYSTEM including HIV INFECTIONS.