The heterophil shows increased cytoplasmic basophilia, abnormal cytoplasmic granules that include round, basophilic primary granules. This would be considered a 2+ to 3+ toxicity. | The heterophil shows increased cytoplasmic basophilia, abnormal cytoplasmic granules that include round, basophilic primary granules. This would be considered a 2+ to 3+ toxicity. |