[Microgranular-type acute promyelocytic leukemia with weak myeloperoxidase staining: difficulty of morphological diagnosis]
Excerpt:
...a 40-year-old woman with the microgranular variant of acute promyelocytic leukemia...PML-RARA mRNA detection finally led the patient to a definitive diagnosis. The patient achieved complete remission by induction chemotherapy including tretinoin, cytarabine and idarubicin, and no differentiation syndrome was observed.