Bone tumours - short

Question 1

List the 3 tumour tissue types and how common each is?

Answer 1

1. Metastatic – 90%
2. Heamatologic - 5% (myeloma, lymphoma, leukemia)
3. Primary bone tumours – 5%

Question 2

History of a bone tumour - onset?

Answer 2

Insidious, sudden

Question 3

History of a bone tumour - pain?

Answer 3

Deep, constant, poorly localised, worse at night

Question 4

History of a bone tumour - Swelling?

Answer 4

rate of enlargement, Other swelling

Question 5

History of a bone tumour - Other things to consider?

Answer 5

1. FH
2. Incidental- h/o trauma
3. Others - neurology, lower limb swelling
4. Ewings- like osteomyelitis

Question 6

Examination of a bone tumour - Important concepts

Answer 6

1. General and systemic presentations/symptoms
2. Local

• examination of swelling
• dilated veins
• cafe- au-lait spot
• venous malformation

3. Soft tissues/ compartments
4. Neurology and circulation
5. LYMPH NODES

Question 7

Investigations for a bone tumour?

Answer 7

1. Bloods- routine
2. Alk Phos & acid phosphatase
3. Ca, phosphorous, PTH
4. LDH- Ewing’s sarcoma
5. Tumour markers

Question 8

How are bone tumours classified?

Answer 8

1. Osteogenic
2. Chondroid
3. Fibrous
4. Lipomatous
5. Other

Question 9

List 3 examples of Benign osteogenic tumours?

Answer 9

Osteoma

Osteoid Osteoma

Bone Islands

Question 10

List an example of a Benign Aggressive osteogenic tumour?

Answer 10

Osteoblastoma

Question 11

List an example of a Malignant osteogenic tumour?

Answer 11

Osteogenic Sarcoma

Answer 12

Question 13

List 3 examples of Benign fibrous tumours?

Answer 13

Fibrous Cortical Defect

Non-Ossifying Fibroma

Fibroma of Bone

Question 14

List 3 examples of Benign Aggressive osteogenic tumours?

Answer 14

Fibromatosis

Ossifying Fibroma of bone

Fibrous Dysplasia

Question 15

List 2 examples of a Malignant osteogenic tumours?

Answer 15

Malignant Fibrous Histiocytoma of bone

Fibrosarcoma

Answer 16

Question 17

List 3 examples of Benign chondroid tumours?

Answer 17

Enchondroma

Peri-osteal Chondroma

Osteochondroma

Question 18

List 2 examples of Benign Aggressive chondroid tumours?

Answer 18

Chondromyxoid Fibroma

Chondroblastoma

Question 19

List an example of a Malignant chondroid tumour

Answer 19

Chondrosarcoma

Answer 20

Question 21

List 3 ‘other’ benign bone tumours

Answer 21

Bone Cyst

Ganglion

Hemangioma

Question 22

List 3 ‘other’ Benign Aggressive bone tumours

Answer 22

Giant Cell Tumor

Aneurysmal Bone Cyst

EOG

Question 23

List 3 ‘other’ Malignant bone tumours

Answer 23

Adamantinoma

Chordoma

Ewings

Answer 24

Question 25

Revise summary

Answer 25