cancer cell growth uncontrollably over tissue, tumor infection cells and spreading, metastasis cancerous. reproduce

tumor cancer cancerous growth spreading render anatomy basal biological biology blood carcinogen carcinoma cell cells chemotherapy dead dermatology diagnosis disease duplicate duplication health care human illness immune system immunotherapy killer lymphocyte lymphocytes malignant medical medicine melanoma metastasis microscopic migrating mole nevus oncology pathology pigmentation skin spread technology therapy treatment uncontrollably tissue infection invasive inflammation reproduce