Bone cancer Flashcards
1
Q
What are the most common neoplastic primary bone tumours
A
Osteosarcoma
Ewings sarcoma
Chondrosarcoma
Fibrosarcoma
2
Q
Where are primary bone tumours commonly found
A
Vertebrae Distal femur Proximal tibia Proximal humerus Pelvis Mainly in the metaphysis of long bones
3
Q
Which cancers commonly metastasise to bone
A
Thyroid Kidney Prostate Lung Breast
4
Q
How do bone cancers present?
A
Swelling pain Localised tenderness Pathological fractures Rapid growth and erythema are suggestive of malignancy
5
Q
How would you investigate a suspected bone tumour
A
X-ray of the area
CT Abdo pelvis - look for primary tumour
Technetium bone scan
Investigations of primary lesions
6
Q
What can be seen on Xray in osteosarcoma
A
Combination of bone destruction and formation
calcification of the surrounding soft tissue causes sunburst appearance
7
Q
Where does osteosarcoma metastasise to?
A
the lungs
