ICT has been well tolerated with only self-limiting G1 diarrhea, and the patient, after 6 months from the beginning of deferasirox, is in good clinical condition with stable Hb around 14.0 g/dL, thus experiencing a full anemia response according to the recently revised IWG-MRT and ELN response criteria for PMF [12]. The gene discussed is GSTM1; the disease is anemia (phenotype).