Tumor and Metabolic Bone Disease Flashcards
Musculoskeletal tumors arise from:
Mesodermal tissue.
Musculoskeletal cancers are called:
Sarcomas
MSK tumors metastasize most commonly to:
Lung
Most common benign bone tumor:
Non-ossifying fibroma
Most common malignant bone tumors (2):
- Metastatic disease
- Osteosarcoma
Most common benign soft tissue tumor:
Ganglion
Most common malignant soft tissue tumor:
Malignant fibrous histiocytoma
Osteomyelitis
Infection of bone
Most common bacterial cause of osteomyelitis:
S. aureus
Osteomyelitis is most commonly spread:
Hematogenously
Common history of osteomyelitis:
Achy, unrelenting night pain
Osteoporosis:
Low bone mass leading to microarchitectural deterioration, causing increase fragility of bone.
Type I primary osteoporosis:
Post-menopausal - hormonal changes
Type II primary osteoporosis:
Senile - altered calcium metabolism
