bone tumours Flashcards
most common benign bone tumour
osteochondroma
how does an osteochondroma present
bony outgrowth with cartilage cap
can be locally painful but otherwise dont cause problems
how does an osteoid osteomalacia present
in adolescence
pain is greatly relieved by NSAIDs
pain constant but worse at night
what is an echondroma
benign growth plate tumour
can cause pathological fractures
most common malignant bone tumour
osteosarcoma
a malignant tumour producing bone
how does osteosarcoma present
young people
common around the knee
10% have pulmonary mets at diagnosis
what is a chrondrosarcoma and how does it present
malignant cartilage producing tumour
often in pelvis or proximal femur
prognosis is dependent on histological grade - majority are low grade
what is Ewing’s sarcoma
malignant bone tumour of primitive marrow cells
what is the second most prevalent bone tumour
Ewing’s sarcoma (also has poorest prognosis)
how does Ewing’s sarcoma present
fever raised inflammatory markers warm swelling (often misdiagnosed as osteomyelitis)
