CD4 Negative

**Semantic type:** Finding

**Definition:** An indication that CD4 expression has not been detected in a sample.

**Synonyms:** - CD4 Antigen Negative - CD4 Molecule Negative - OKT4 Antigen Negative - T-Cell Antigen T4/Leu3 Negative - T-Cell Surface Glycoprotein CD4 Negative - T4/Leu-3 Negative