Neoplasia 1

Question 1

Define tumour

Answer 1

Any clinically detectable lump or swelling

Question 2

Define scirrhous

Answer 2

Of, relating to, or being a hard, slow-growing malignant tumour with lots of fibrous tissue

Question 3

Define neoplasm

Answer 3

An abnormal growth of cells that persists after the initial stimulus is removed

Question 4

Define fibroma

Answer 4

A benign tumour composed of fibrous or connective tissue

Question 5

Define chondroma

Answer 5

A benign cartilaginous tumour

Question 6

Define polyp

Answer 6

Abnormal growth of tissue projecting from a mucous membrane

Question 7

Define rhabdomyosarcoma

Answer 7

Malignant tumour where the cancer cells are thought to arise from skeletal muscle progenitors

Question 8

Define haemangioma

Answer 8

Most common type of birthmark, benign tumour of endothelial cells lining blood vessels

Question 9

Define angiosarcoma

Answer 9

Malignancy of endothelial cells lining blood vessels

Question 10

Define lymphoma

Answer 10

Malignancy of the lymphatic system, malignant neoplasms of lymphocytes

Question 11

Define leukaemia

Answer 11

Malignant neoplasms of blood-forming cells in the bone marrow

Question 12

What is a naevus?

Answer 12

Benign, congenital birthmark

Question 13

Define hamartoma

Answer 13

Benign, focal malformation that resembles a neoplasm

Question 14

Define anaplasia

Answer 14

Cells have poor differentiation, losing the morphological characteristics of mature cells

Question 15

Define pleomorphism

Answer 15

Variation in size and shape of cells and nuclei

Question 16

Define myeloma

Answer 16

Malignant neoplasm of plasma cells

Question 17

Define seminoma

Answer 17

Malignant neoplasm of germ cells of the testicle

Question 18

Define choriocarcinoma

Answer 18

Malignant tumour of the uterus which originates in the foetal chorion

Question 19

Define teratoma

Answer 19

A tumour composed of tissues not normally present at the site, can be benign or malignant

Question 20

Define papilloma

Answer 20

Small, wart-like growth on skin or mucous membrane, usually benign

Question 21

Where is osteosarcoma most likely to occur?

Answer 21

Distal femur, proximal tibia or humerus

Question 22

What is struma ovarii?

Answer 22

Rare form of mono dermal teratoma
Contains mostly thyroid tissue so may cause hyperthyroidism
Usually benign