Neoplasia Flashcards
Abnormal proliferation of cells that is disorganized and uncoordinated with the adjacent normal tissue
Tumor
The parenchyma of a tumor is
Neoplastic cells
Supporting connective tissue, blood vessels, and immune cells that sustain tumor viability
Tumor Stroma
Localized growth of cells within an organ that is not destructive and does not have the potential to spread throughout body
Benign Tumor
Benign tumors are designated with the suffix
-oma
Growth of cells that invade and destroy adjacent tissue with ability to spread and grow in distant body sites
Malignant tumor
Tumors of epithelial glands
Carcinoma
Tumors of mesenchymal cells
Sarcoma
Malignant tumors have the suffix
-coma (for the most part)
“Disordered growth” that occurs primarily in the epithelium
-Loss of orderly cellular maturation or architecture
Dysplasia
Characterized by pleomorphic, hyperchromatic nuclei
Dysplasia
Cellular atypia does NOT extend beyond the basement membrane with
Dysplasia
Dysplasia is essentially known as a
Pre-invasive or pre-malignant neoplasm
Summation of tumor characteristics that convey severity of a patient’s cancer
Tumor grading and staging
The degree to which neoplastic cells resemble their tissue of origin in appearance and function
Differentiation