ICCC-3 Classification Case(n) %
Leukemias, myeloproliferative diseases, and myelodysplastic diseases 9 8.7
Lymphoid leukemias 8 7.7
Other leukemias 1 1
Lymphomas and reticuloendothelial neoplasms 29 27.9
Hodgkin lymphomas 14 13.5
Non-Hodgkin lymphomas 10 9.6
Langerhans cells histiocytosis 5 4.8
CNS and miscellaneous intracranial and intraspinal neoplasms 10 9.6
Ependymomas and choroid plexus tumor 1 1
Astrocytomas 2 1.9
Intracranial and intraspinal embryonal tumors 3 2.9
Other gliomas 4 3.8
Neuroblastoma and other peripheral nervous cell tumors 9 8.7
Neuroblastoma 9 8.7
Retinoblastoma 7 6.7
Renal Tumors 3 2.9
Nephroblastoma 2 1.9
Renal Carcinomas 1 1
Hepatic tumors 3 2.9
Hepatoblastoma 3 2.9
Malignant bone tumors 17 16.3
Osteosarcomas 9 8.7
Ewing sarcomas 8 7.6
Soft tissue and other extraosseous sarcomas 11 10.6
Rhabdomyosarcomas 7 6.7
Fibrosarcomas 2 1.9
Other soft tissue sarcomas 2 1.9
Germ cell tumors, trophoblastic tumors, and neoplasms of gonads 5 4.8
Malignant extracranial and extragonadal germ cell tumors 3 2.9
Malignant gonadal germ cell tumors 2 1.9
Other malignant epithelial neoplasms and malignant melanomas 1 1
104 100