Ineffective hematopoiesis in bone marrow and peripheral cytopenias are features of bone marrow failure and related syndromes. These diseases can progress to myelodysplastic syndrome, acute myeloid leukemia, and other malignancies. Acute myeloid leukemia is a heterogeneous complex malignancy characterized by proliferating myeloblasts in the bone marrow and a diverse range of recurrent molecular aberrations that occur in many different combinations. More specifically, the authors explore the McDonough strain of feline sarcoma virus-related tyrosine kinase 3 receptor mutations present in about...