Allred Total Score

**Semantic type:** Finding

**Definition:** A score for the semi-quantitative staining of estrogen-positive (ER+) or progesterone-positive (PR+) cells in breast cancer tissue samples. It combines a score of 0 through 5 for percentage of stained cells and a score of 0-3 for the intensity of staining. A score of 0-2 is considered negative and 3-8 qualify as positive.

**Synonyms:** - ALLRED TOTAL SCORE - Allred Score