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  2. Chondrosarcoma - Wikipedia

    en.wikipedia.org/wiki/Chondrosarcoma

    Chondrosarcoma is a bone sarcoma, a primary cancer composed of cells derived from transformed cells that produce cartilage. [1] A chondrosarcoma is a member of a category of tumors of bone and soft tissue known as sarcomas.

  3. Lung cancer - Wikipedia

    en.wikipedia.org/wiki/Lung_cancer

    Lung cancer, also known as lung carcinoma, is a malignant tumor that begins in the lung.Lung cancer is caused by genetic damage to the DNA of cells in the airways, often caused by cigarette smoking or inhaling damaging chemicals.