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Tumor Progression

QuestionAnswer
How does tumor spread? epitheliel cells join by E-cadherins. ITs downregulation causes cells to attach to laminin secrete collagenase- destroy collagen4 of BM. Attach to fibronectin to spread in EM. Then go to lymph of Blood.
If tumor spreads to lymph, then the type of tumor is called? Carcinoma produced. eg breast cancer
if tumor goes to blood, then the type of tumor is called? characteristic of sarcomas and some carcinomas. 1. Renal cell carcinoma (often invades renal vein) 2. Hepatocellular carcinoma (often invades hepatic vein) 3. Foll icular carcinoma of the thyroid 4. Choriocarcinoma
if tumor goes to body cavities , then the type of tumor is called? Seeding of body cavities is characteristic of ovarian carcinoma, which often involves the peritoneum
Created by: atayal
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