https://www.selleckchem.com/pr....oducts/muvalaplin.ht
A 47-year-old man was diagnosed with acute promyelocytic leukemia (APL) accompanied by pancytopenia and left forearm swelling. Complete remission was achieved with remission induction therapy using all-trans retinoic acid (ATRA), and consolidation therapy was completed. Three months after the treatment, left ear closure was observed, and a mass lesion was found in the left external auditory canal. An initial tumor biopsy only revealed inflammatory cell infiltration. Moreover, the tumor's rebiopsy performed 3 months later revealed MPO