Bone organ, each instance of which has as its parts some diaphysis, distal and proximal
epiphyses, and bone marrow cavity.
https://www.revmed.ch/RMS/2012/RMS-367/Prise-en-charge-orthopedique-des-metastases-des-os-longs 2012 Switzerland French neoplasm metastasis bone neoplasms journal article Long bone neoplasm metastasis fractures, bone orthopedic procedures