What is an osteochondroma? Osteochondroma is the most common non-cancerous type of bone tumour. The name is made up of three parts that come from Greek words – “osteo-“meaning bone, “chondro-” meaning cartilage, and “-oma” which describes an abnormal growth. As the name suggests, the tumour is made up of both bone and cartilage. Osteochondromas …
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What is a chordoma? Chordoma is a type of cancer called a sarcoma. It develops from remnants of an embryonic structure called the notochord. Chordomas almost always develop within a bone and most develop along the midline of the body in either the base of the skull or the sacrum. Where in the body are …
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What is osteosarcoma? Osteosarcoma is a type of bone cancer and the most common type of sarcoma to develop in a bone. Osteosarcomas more commonly affect teenagers but it can also affect adults. The most common site for osteosarcoma is the long bone of the thigh. Pathologists divide osteosarcomas into histologic types based on how …
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What is osteoid? Osteoid is a chemical that the body uses to make bone. It is made by specialized cells called osteoblasts which are found inside bones. When viewed under the microscope, new osteoid looks blue but later turns pink as minerals such as calcium are added to make it stronger. It is normal to …
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