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Diabetes and cancer relationships
Tiange Wang1, Guang Ning, Zachary Bloomgarden
1Key Laboratory for Endocrine and Metabolic Diseases of Ministry of Health, Shanghai, China; Shanghai Clinical Center for Endocrine and Metabolic Diseases, Rui-Jin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China; E-Institute of Shanghai Universities, Shanghai, China.
Journal of Diabetes
|April 12, 2013
Summary
Diabetes and cancer are linked, with potential roles for diabetes risk factors and treatments. Biological mechanisms involving insulin and growth factors may explain cancer development, though clinical trials are lacking.
Area of Science:
- Endocrinology
- Oncology
- Epidemiology
Background:
- Diabetes and cancer are complex, multifactorial diseases with significant global health impacts.
- Epidemiological data suggest potential associations between diabetes, its risk factors, and certain cancers.
- Biological pathways involving insulin and insulin-like growth factors are implicated in cancer development and progression.
Purpose of the Study:
- To explore the complex relationship between diabetes and cancer.
- To review potential biological mechanisms linking diabetes and malignancy.
- To assess the current evidence from clinical trials regarding diabetes treatments and cancer risk.
Main Methods:
- Review of epidemiological evidence linking diabetes and cancer.
- Discussion of biological mechanisms involving insulin-like growth factor (IGF) signaling pathways.
- Analysis of findings from randomized controlled trials (RCTs) on diabetes treatments and cancer outcomes.
Main Results:
- Epidemiological studies suggest a link between diabetes and increased cancer incidence.
- Insulin, insulin-like growth factors (IGFs), and their receptors are implicated in cancer cell growth and proliferation.
- Current RCT evidence is insufficient to confirm or deny associations between diabetes and its treatments with cancer risk or prognosis.
Conclusions:
- The relationship between diabetes and cancer is complex and multifactorial.
- Biological mechanisms provide plausible links, but robust clinical evidence is limited.
- Further research, potentially large-scale trials, is needed to clarify the impact of diabetes and its treatments on cancer incidence and prognosis.
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