Flashcards in Ch12: Neoplasia Part II Deck (12):
What are the 3 main categories of neoplasms?
2. Low malignant potential
Classification criteria for benign vs. malignant? (5)
Rate of Proliferation and Cell Death
Differentiate benign and malignant based on growth pattern?
Differentiate benign and malignant based on rate of growth
Differentiate benign and malignant based on differentiation?
Benign: Very well differentiated
Malignant: Poorly differentiated to well
Differentiate benign and malignant based on metastasis?
What are the two types of benign neoplasms based on histogenesis?
Benign epithelial neoplasm
Benign mesenchymal neoplasm
What are the four types of benign neoplasms based on histogenesis and cellular features?
Malignant epithelial neoplasm: Carcinoma
Malignant mesenchymal neoplasm: Sarcoma
Malignant neoplasm of lymphoid cells: Lymphoma
Malignant neoplasm of blood elements: Leukemia
Where do leukemias arise?
What will you see?
Within the marrow
see malignant cells within the blood
Where do lymphomas arise?
see malignant cells in tissues
A squamous cell carcinoma appears what color?
What other features? (4)
Keratin: Keratin pearl
IC clear spaces