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Relationship between obesity and prostate cancer
1Department of Urology, Naval Medical Center, San Diego, California 92134-5000, USA. clamling@nmcsd.med.navy.mil
Current Opinion in Urology
|April 9, 2005
Summary
Obesity may promote aggressive prostate cancer, leading to higher recurrence and mortality rates. However, the exact biological mechanisms linking obesity and prostate cancer remain unclear.
Area of Science:
- Urology
- Oncology
- Metabolic Syndrome
Background:
- Obesity is a growing global health concern.
- Prostate cancer remains a leading cause of cancer death in men.
- The relationship between obesity and prostate cancer is complex and debated.
Purpose of the Study:
- To review the current scientific literature on the association between obesity and prostate cancer.
- To update recent research findings on this relationship.
Main Methods:
- Literature review of recent studies.
- Analysis of epidemiological data and clinical series.
- Examination of proposed biological mechanisms.
Main Results:
- Conflicting evidence exists regarding obesity's impact on prostate cancer risk.
- Obesity is linked to higher prostate cancer mortality in some studies.
- Obesity is associated with more aggressive tumors, higher recurrence rates after treatment, and increased cancer mortality.
- Lower body mass index correlates with higher cancer detection rates and volume on biopsy.
- Obesity does not appear to affect prostate-specific antigen test performance.
Conclusions:
- Recent evidence suggests obesity may drive more aggressive prostate cancer.
- Obesity is associated with poorer outcomes, including higher recurrence and mortality.
- The underlying biological mechanisms linking obesity and prostate cancer require further investigation.
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