Sarcoma, MyeloidEpidural NeoplasmsExophthalmosOrbital NeoplasmsLeukemia, MyeloidSarcomaLeukemia, Myeloid, AcuteSpinal NeoplasmsFatal OutcomeNeoplasms, Second PrimaryChromosomes, Human, Pair 21PeroxidaseSarcoma, EwingSarcoma, SynovialSarcoma, KaposiTranslocation, GeneticAcute DiseaseAvian Sarcoma VirusesSarcoma, ExperimentalMagnetic Resonance ImagingSarcoma 180Sarcoma Viruses, MurineSoft Tissue NeoplasmsSarcoma, AvianHistiocytic Sarcoma