Bone Tumors

Tumor
Features
X-ray
Tx
Benign
Osteoma
·       associated w/ Gardner Syndrome
Look for Colonic polyps
Osteoid Osteoma
·       Central nidus
·       OO = Ouch = painful
·       ⊕ Pain relief w/ Aspirin
·       Distal femur
·       Vertebra (painful scoliosis)
·       Observation
·       NSAIDs
Osteoblastoma
·       Central nidus
·       ⊖ relief w/ Aspirin
·       Vertebra (MC)
Giant cell tumor
·       Epiphyseal
·       Associated w/ Paget’s
Soap-bubble
Excision
Osteochondroma
(LY)
·       Cartilage
·       can progress to chondrosarcoma
Malignant
Ewing Sarcoma
·       11/22 Translocation
·       Small blue cell tumor
·       rare
Onion ring
moth eaten
 chemo
Osteosarcoma
·       MCC
·       B Sx are usually absent
·       ⤴️ ALP / Lactate
·       Tumor of osteoblasts
·       Associated w/ Paget’s
·       Associated w/ Rb mutation (Retinoblastoma)
·       Metaphysis
·       Sun burst
·       OR (resect)
·       Pre/Post OP Chemo

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