Tumor Pathology

Question 1

Whats another name for a tumor?

Answer 1

A neoplasm

Question 2

Define a tumour?

Answer 2

An abnormal growing mass of tissue whos growth is uncoordinated with surroudning tissue & continues after removal of the initial stimulus.

Question 3

What are the main forms of cancer for men & women?

Answer 3

PRostate in men
Breast in women
Breast overall

Question 4

In what 2 ways does cancer spread?

Answer 4

By invading adjacent tissue

By metastasing to other sites

Question 5

Define prognosis:

Answer 5

The likely course & outcome of the medical condition

Question 6

What are the main tissues tumours grow in?

Answer 6

Epithelial
Connective
Blood
Lymphoid
Neural
Germ cells (Ovary/Testis)

Question 7

What are glandular epithelial tumours called?

Answer 7

prefix Adeno-
Benign are Adenoma
Malignant are Adeno-carcinomas

Question 8

What are Squamous epithelial tumours called?

Answer 8

Squamous Papilloma

Squamous Carcinoma

Question 9

Whats the name for all connective tissue tumours?

Answer 9

Sarcomas

Question 10

What are Bone tumours called?

Answer 10

Osteomas = Benign
Osteo-sarcomas = Malignant

Question 11

What are Fatty tissue tumours called?

Answer 11

Benign are Lipomas

Malignants are Lipo-sarcoma

Question 12

What are blood tumours called?

Answer 12

There are no benign blood tumours
Malignant are called Leukaemias
Always of the white blood cells

Question 13

What are lymphoid tissue tumours called?

Answer 13

No benign tumours

Malignant are lymphomas

Question 14

What are Neural tissue tumours called?

Answer 14

Tumours of central nervous system are Astrocytomas (of astrocytes)
Tumours of the peripheral nervous system are Schwannoma (Schwann cells)
There are no benign neural tumours

Question 15

What are germ cell tumours called?

Answer 15

Teratomas

Question 16

Whats differnent about teratomas compared to other tumorus?

Answer 16

Teratomas are composed of various tissues not just one tissue type

Question 17

What types of teratomas are there?

Answer 17

Ovarian teratomas, usually benign

Testicular teratomas, usually malignant

Question 18

What 8 criteria are used to assess tumors?

Answer 18

• Growth pattern
• Capsule presence
• Invasion
• Metastases prescence
• cell appearnence
• differentiation
• function
• behaviour

Question 19

What would be the growth pattern of a benign tumour?

Answer 19

Non-invasive

Question 20

Are benign tumours capsulateD?

Answer 20

Benign tumors are usually constrained by a connective tissue capsule.

Question 21

If a tumor metastasied would be considered benign?

Answer 21

No, any metastasised tumor is malignant

Question 22

How do cells appear in a benign tumor?

Answer 22

They look similar to the normal cells of the tissue

Question 23

Whats the function like of benign tumor cells?

Answer 23

IF they function at all it will be similar to that of the normal tissue

Question 24

Do beningn tumors differentiate much?

Answer 24

Benign tumor cells are well differentiated

Question 25

How dangerous are benign tumors?

Answer 25

They are rarely fatal

Question 26

Are malignant tumors capsulated?

Answer 26

Generally malignant tumors arnt capsulated though some are capsulated tumors that have penentrated their capsule.

Question 27

How do cells look in a malignant tumor?

Answer 27

In a malignant tumor cells appear abnormal, unlike the normal tissue cells.

Question 28

How do malingant tumor cells function?

Answer 28

They lose the normal function fo the tissue

Question 29

Are malignant tumor cells well differentiated?

Answer 29

No malingant tumor cells have a poor differentiation.

Question 30

How do malingant tumours behave?

Answer 30

They frequntly cause death.

Question 31

What does the classification of a tumor depend on?

Answer 31

Its location (type of tissue)
And whether its benign or malignant.