basophilic granules

Moderately basophilic cytoplasm containing a variable number of coarse basophilic granules.

Neutrophilic and eosinophilic granules are peroxidase-positive, while basophilic granules are not.

M4Eo: AMML with eosinophilia (abnormal eosinophils with dysplastic basophilic granules).

Differentiated (basophilic granules by light microscopy) and poorly differentiated cases ; Majority are poorly differentiated.