Home » Uncategorized » Osteosarcoma

Osteosarcoma

Veterinary Forensic Pathology

Sad face in the bone surrounded by the bone tumour cells. Sad face in the bone surrounded by the bone tumour cells.

Last week,  ‘All Creatures Great and Small’ posted an x-ray of the leg of a poor dog with a bone tumour.  Unfortunately, this is quite a common tumour, and we diagnosed one in another dog a couple of days later.  This type of tumour is called an osteosarcoma (osteo = bone, sarcoma = a group of malignant tumours).

You can see the new bone formation in this picture of an x-ray from another dog with osteosarcoma. You can see the new bone formation in this picture of an x-ray from another dog with osteosarcoma.

They form from the cells that produce bone during life.  There are a few cell types involved in bone formation.  Osteoblasts are cells which divide and mature to form osteocytes.  Osteocytes produce the bone itself.  Osteoclasts are cells which eat bone so that old or damaged bone can be replaced with new bone.  Any of these cells can become tumours.  So some of the tumours will…

View original post 130 more words

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s