Adrenal enlargement and failure of suppression of circulating cortisol by dexamethasone in patients with malignancy
1999

Adrenal Gland Changes in Cancer Patients

Sample size: 14 publication Evidence: moderate

Author Information

Author(s): Jenkins P J, Sohaib S A, Trainer P J, Lister T A, Besser G M, Reznek R

Primary Institution: St Bartholomew's Hospital

Hypothesis

The study aims to elucidate the activity of the HPA axis in patients with malignancy and correlate it with adrenal gland size.

Conclusion

Patients with malignancy have larger adrenal glands and show resistance to cortisol suppression by dexamethasone.

Supporting Evidence

  • Patients with malignancy had significantly larger adrenal glands than those without malignancy.
  • Nine patients (64%) showed abnormal resistance to dexamethasone suppression.
  • Those who failed to suppress had larger adrenal glands and tended to have non-haematological malignancies.

Takeaway

This study found that people with cancer have bigger adrenal glands and sometimes their bodies don't respond normally to a medicine that usually lowers cortisol levels.

Methodology

The study measured adrenal gland size and cortisol levels in 14 cancer patients before chemotherapy.

Participant Demographics

Patients with a variety of malignancies, including both non-haematological and haematological types.

Statistical Information

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6690603

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