pathology

Question 1

most common benign bone tumour

Answer 1

osteochondroma

Question 2

what do osteochondromas produce

Answer 2

a bony outgrowth on the external surface with a cartilaginous cap.

Question 3

what is the risk of osetochondroma becoming malignant

Answer 3

1%

Question 4

what can multiple osteochondromata occur as

Answer 4

autosomal dominant hereditary disorder

Question 5

what is a enchondroma

Answer 5

an intramedullary and usually metaphysic; cartilaginous tumour

Question 6

what is a enchodroma caused by

Answer 6

failure of the normal enchondral ossification at the growth plate

Question 7

what does an enchondroma look like

Answer 7

Lucent but can undergo mineralisation with patchy sclerotic appearance

Question 8

what is a simple bone cuts

Answer 8

a single cavity benign fluid filled cyst in a bine

Question 9

what is an aneurysmal bone cyst

Answer 9

contains lots of chambers which are filled with blood or serum

Question 10

giant cell tumour

Answer 10

can be locally aggressive

Question 11

where do giant cell tumours tend to appear

Answer 11

know and spine

Question 12

when does fibrous dysplasia usually occur

Answer 12

in adolescences

Question 13

what can fibrous dysplasia lead to

Answer 13

shepherds crook deformity

Question 14

what is a osteoid osteomalacia

Answer 14

a small nidus of immature bone surrounded by an intense sclerotic halo

Question 15

what is subacute osteomyelitis

Answer 15

Brodies abscess

Question 16

what is brown tumours

Answer 16

hyperparatyroudism

Question 17

what is chrondrosarcoma

Answer 17

a cartilage producing primary bone tumour

Question 18

what are fibrosarcoma and milignant fibrous histiocytomas

Answer 18

fibrous malignant primary one tumours

Question 19

what is Ewings sarcoma

Answer 19

a malignant tumour of primitive cells in the marrow

Question 20

treatment of primary bone tumours

Answer 20

surgery

Question 21

margin required to remove bone tumour

Answer 21

3-4sm

Question 22

how can lymphoma occur

Answer 22

as a primary bone tumour (non bodkins lymphoma)

Question 23

what is myeloma

Answer 23

a malignant B cell proliferation

Question 24

most common benign soft tissue tumour

Answer 24

lipoma

Question 25

where does a ganglion cyst occur

Answer 25

around a synovial joint or synovial tendon sheath

Question 26

what is a bursa

Answer 26

small fluid filled sac lined by the synovial around a joint which prevents