Dr. Forbes- Neoplasia Flashcards Preview

FHDM Unit 1: Wound Healing > Dr. Forbes- Neoplasia > Flashcards

Flashcards in Dr. Forbes- Neoplasia Deck (48)
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1

Tumor

large growth or enlargement may be neoplastic or non neoplastic

2

Harmartoma

localized mass like tissue of haphazard tissues found at a given site

3

choristoma

mass like growth consisting of tissue that NOT normals to the site of origin

4

Neoplasia

new uncontrolled growth

5

non infiltrative grwoth with low fataility potential

benign neoplasia

6

infiltrative grwoth with high fatality potential

malignant neoplasia

7

malignant neoplasm

cancer

8

distant spread of malignant lesions

metastasis

9

what are some cytologic features of malignant neoplasm

increased size of nucleus
lack of differentiation
increased contents in DNA
Increased mitosis

10

How do sarcomas usually spread

via the lymph node

11

how do carcinomas usually spread

via blood

12

what is the term that descirbes how neoplasm usually spreads

seeding

13

what determines the stage of a malignant neoplasm

the spread

14

something has widely metasisized is it stage 0 or 4

4

15

what determines prognosis

stage

16

what is the TNM system used for?

it dictates the cancer stages .

T = primary tumor
N = regional lymph node
M= metastisis

17

what are the 2 indicators of malignancy

1. Metastasis (best)
2. Invasion

18

what determines the grade of a tumor

the degree to which it resembles the tissue of origin

19

75-100% of cells are differentiated = what grade of tumor

1 , well differentiated

20

50-74% of cells are differentiated = what grade of tumor

2, moderately differentiated

21

25-50% of cells are differentiated = what grade of tumor

3, poorly differentiated

22

0-24% of cells are differentiated = what grade of tumor

4= anaplastic

23

what is the best example of desmoplasia ?

breast cancer
firm fiberous appearance, it is a reactive proliferation of non neoplastic surrounding tissue

24

a person has a firm hard lesion in her breast, what kind of tumor is this

desmoplasia

25

how can you tell where a tumor started ? and what happens to larger tumors

they look like primary tissue where the cancer began so you can tell where it started.

Larger masses tend to undergo necrosis

26

what is the origin of carcinomas

ectoderm and endoderm

27

what is the origin of sarcomas

mesoderm

28

a carnoma that forms glands is called an ____

adenocarcinoma

29

a carcinoma that forms a solid nest of cells with distinct border and bridges is called

squamous cell carcinoma

30

you look at a carcinoma and it makes keratin, what kind of carcinoma is it

a squamous cell carcinoma