CD22 Negative

**Semantic type:** Finding

**Definition:** An indication that CD22 expression has not been detected in a sample.

**Synonyms:** - B-Cell Antigen CD22 Negative - B-Cell Receptor CD22 Negative - B-Lymphocyte Cell Adhesion Molecule Negative - BL-CAM Negative - CD22 Antigen Negative - CD22 Molecule Negative - SIGLEC-2 Negative - SIGLEC2 Negative - Sialic Acid-Binding Ig-Like Lectin 2 Negative - Sialic Acid-Binding Immunoglobulin-Like Lectin 2 Negative - T-Cell Surface Antigen Leu-14 Negative