Cancer is classified in 3 stages.
1. Carcinomas
The cancer in the epithelial tissue (covering or lining of tissue) are called carcinomas.
The cancer in the epithelial tissue (covering or lining of tissue) are called carcinomas.
2. Sarcomas
The 2nd class of malignant tumors is the sarcomas. They originate in connective tissue such as bone and muscles.
3. Lymphomas
The 3rd class of cancer is leukemia and the lymphomas. They are diseases of the blood forming organs and the lymphatic system. They are not tumors and spread in a different way.
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