bone tumors Flashcards
solid (cortex present) or buttress
osteoid osteoma
Expanded (cortex destroyed)
chondromyxoid
fibroma
lamellated
ewings
parallel spiculated
ewings, osteosarcoma
codman angle
sarcoma
geographic
enchondroma, giant cell tumor
6 malignant tumors
chondrosarcoma ewings fibrosarcoma multiple myeloma osteosarcoma periostealsarcoma
common benign lesions
osteochondroma non-ossifying fibroma fibrous cortical dysplasia aneurysmal bone cyst bone cyst giant cell tumor chondromyxoid fibroma osteoid osteoma enchondroma enostosis
Osteochondroma
most common, benign primary bone tumor
Metaphysis, points away from joint
multiple myeloma
most common malignant primary bone tumor
geographic lesion
most common in females
giant cell, abc, periosteal osteosarcoma
oilers disease
multiple enchondromatoses
maffucci disease
multiple enchondromas and hemangiomas
epiphysis
chondroblastoma
giant cell
metaphysis
Enchondroma(also diaphyseal) Osteochondroma Nonossifying fibroma Unicameral bone cyst Aneurysmal bone cyst Giant cell tumor(Extends into epiphysis) Medullary osteosarcoma Parosteal osteosarcoma Chondrosarcoma
diaphysis
Osteoid osteoma Osteoblastoma Enchondroma (Also metaphyseal) Ewings sarcoma(Meta diaphyseal) Periosteal osteosarcoma
centrally located
echondoroma
unicameral bone cyst
eccentrically located
giant cell tumor, chondrosarcoma, osteosarcoma
cortical tumor
oteoid osteoma
nonossifying fibroma
periosteal
osteochondroma, periosteal osteosarcoma
