Does increased local bone resorption secondary to breast and prostate cancer result in increased cartilage degradation?
2008

Bone Resorption and Cartilage Degradation in Cancer Patients

Sample size: 132 publication Evidence: moderate

Author Information

Author(s): Diana J. Leeming, Inger Byrjalsen, Per Qvist, Mitsuru Koizumi, Niels Lynnerup, Michael Fregerslev, Mette G. Sørensen, Claus Christiansen, Morten A. Karsdal

Primary Institution: Nordic Bioscience

Hypothesis

Is increased local bone resorption in breast and prostate cancer associated with increased cartilage degradation?

Conclusion

The study suggests that there is an uncoupling between bone resorption and cartilage degradation in breast and prostate cancer patients with bone metastases.

Supporting Evidence

  • Bone resorption markers were significantly elevated in patients with bone metastases.
  • Cartilage degradation markers were not significantly elevated until later stages of bone metastasis.
  • The ratio of cartilage to bone resorption markers decreased with the extent of metastatic disease.

Takeaway

When people have breast or prostate cancer that spreads to their bones, their bones break down more, but their cartilage doesn't break down as much as you might think.

Methodology

The study measured levels of bone resorption and cartilage degradation in urine samples from cancer patients and compared them based on the extent of bone metastases.

Limitations

The study did not investigate the effects of treatments on cartilage degradation.

Participant Demographics

Breast and prostate cancer patients with varying degrees of bone metastases.

Statistical Information

P-Value

p < 0.001

Statistical Significance

p < 0.001

Digital Object Identifier (DOI)

10.1186/1471-2407-8-180

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