tumor quick review

Question 1

what is the most common benign skeletal tumor?

Answer 1

osteochondroma

Question 2

most common benign tumor of the spine?

Answer 2

hemangioma

Question 3

most common primary benign tumor of the ribs?

Answer 3

fibrous dysplasia

Question 4

most common primary benign tumor of the hand?

Answer 4

enchondroma

Question 5

most common primary malignant tumor?

Answer 5

multiple myeloma

Question 6

second most common primary malignant tumor?

Answer 6

osteosarcoma

Question 7

third most common primary malignant tumor?

Answer 7

chondrosarcoma

Question 8

fourth most common malignant tumor?

Answer 8

Ewing’s sarcoma

Question 9

most common benign tumor of the sacrum?

Answer 9

giant cell carcinoma

Question 10

most common malignant tumor of the skeleton?

Answer 10

metastasis

Question 11

only primary malignant tumor to cross the intervertebral disc?

Answer 11

chordoma

Question 12

only benign tumor to cross the epiphyseal plate?

Answer 12

A.B.C

Question 13

most common neoplastic cause of scoliosis?

Answer 13

osteoblastoma and osteoid osteoma

Question 14

most common cause for missing pedicle?

Answer 14

osteolytic mets

Question 15

most common causes for ivory vertebrae?

Answer 15

osteoblastic mets, Paget’s and Hodgkin’s

Question 16

most common cause for blow-out mets?

Answer 16

renal and thyroid disease

Question 17

most common cause for distal extremity mets?

Answer 17

bronchogenic carcinoma

Question 18

most common abdominal neoplasm in children?

Answer 18

neuroblastoma

Question 19

most common sites of spine for mets?

Answer 19

bodies and pedicles

Question 20

most common sites for multiple myeloma?

Answer 20

spine (T10-L5)

Question 21

most common site for extramedullary plasmacytoma?

Answer 21

nasopharynx

Question 22

most common affected joints in osteosarcoma?

Answer 22

knee and shoulder

Question 23

most common complication of cannonball mets?

Answer 23

spontaneous pneumothorax

Question 24

most common sites for chondrosarcoma?

Answer 24

pelvis and proximal femur

Question 25

most common primary malignant tumor of the hand?

Answer 25

chondrosarcoma

Question 26

most common bone involved in ewing’s sarcoma?

Answer 26

femur

Question 27

most common primary malignant bone tumor to mets to bone?

Answer 27

ewing’s sarcoma

Question 28

only primary malignant bone tumor stimulating infection?

Answer 28

ewing’s sarcoma

Question 29

most common vertebral body involved in chordoma?

Answer 29

C2

Question 30

most common primary malignant bone tumor associated with pathological fracture?

Answer 30

non-hodgkin’s lymphoma

Question 31

most common neoplasm of patella?

Answer 31

giant cell

Question 32

most common location for osteochondroma?

Answer 32

knee (tibia and femur)

Question 33

most common tumor presenting with coat hanger exostosis?

Answer 33

osteochondroma

Question 34

most common tumor presenting with bayonet hand deformity?

Answer 34

H.M.E

Question 35

most common location of skull for hemangioma?

Answer 35

frontal bone`

Question 36

only location in which bone islands dont occur?

Answer 36

skull

Question 37

most common pathological fractures of osteoid osteoma?

Answer 37

nidus with reactive sclerosis

Question 38

most common bone lesions alleviated by aspirin?

Answer 38

osteoid osteoma and brodies abscess

Question 39

most common location of olliers dissease

Answer 39

hands and feet

Question 40

most common bone lesion associated with fallen fragment sign?

Answer 40

simple bone cyst

Question 41

most common benign tumor of clavicle?

Answer 41

Aneurysmal bone cyst (A.B.C)