For the first time, scientists have identified an aggressive bone cancer in a dinosaur. It was found in the leg bone of a plant-eating Centrosaurus apertus that lived 76 to 77 million years ago.
Centrosaurus apertusScientists from Canada's Royal Ontario Museum and McMaster University say they have identified malignant bone cancer in a dinosaur for the first time.The diagnosis? Osteosarcoma — an aggressive bone cancer — in the fibula, or lower leg bone, of a, a plant-eating, single-horned dinosaur that lived 76 to 77 million years ago.
The fibula was badly malformed, but scientists initially assessed it as a healing broken bone, and that the odd shape was a fracture callous., began to search through the hundreds of injured or partially healed bones on a mission.an osteopathologist at McMasters They were able to visualize the progression of cancer through the bone by performing high-resolution CT scans of the fibula and examining thin sections of the bone at the cellular level under a microscope.
Crowther, the pathologist, adds that their finding suggests that dinosaurs likely suffered from other diseases that affect the bones — like tuberculosis and osteomyelitis.
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