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| Carcinoma | a cancer of some epithelial cell type |
| Adenoma | a cancer of some glandular cell type |
| Sarcoma | a cancer of some mesenchymal cell type |
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| Leukemia | cancer of one of the kinds of white blood cells |
| Lymphoma | cancer of lymphocytes, such as those that make antibodies |
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| Teratoma | a cancer of primordial germ cells |
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| Neuroblastoma | a cancer of undifferentiated nerve cell precursors. (Once nerve cells form axons, they never divide again) |