Ki-67 Positive Cells Less than or Equal to 55 Percent

**Semantic type:** Laboratory or Test Result

**Definition:** A semi-quantitative microscopic finding indicating that at most 55 percent of the cells in a sample are detected following staining using an anti-Ki-67 antibody.

**Synonyms:** - Antigen Ki-67 Positive Cells Less than or Equal to 55 Percent - KI67 Positive Cells Less than or Equal to 55 Percent - Ki-67 Antigen Positive Cells Less than or Equal to 55 Percent - Ki-67 Positive Cells 55 Percent or Less - MKI67 Positive Cells Less than or Equal to 55 Percent