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Updated: Jan 26, 2026
05:39
Spontaneous Murine Model of Anaplastic Thyroid Cancer
Published on: February 3, 2023
2.2K
Role of Emerging Environmental Risk Factors in Thyroid Cancer: A Brief Review
Maria Fiore1, Gea Oliveri Conti2, Rosario Caltabiano3
1Environmental and Food Hygiene Laboratories (LIAA), Department of Medical Sciences, Surgical and Advanced Technologies "G.F. Ingrassia", University of Catania, 95123 Catania, Italy. mfiore@unict.it.
Summary
Environmental exposures, including radiation and chemicals like pesticides and PCBs, are linked to thyroid cancer. Understanding these risks is crucial for preventing this global health issue.
Area of Science:
- Environmental health
- Toxicology
- Endocrinology
Background:
- Thyroid cancer is influenced by environmental factors, posing a global public health concern.
- Exposure to radiation and chemical toxicants are proven carcinogens.
- Certain chemicals, including halogenated compounds, disrupt thyroid function by mimicking hormones.
Purpose of the Study:
- To review the association between environmental agents and thyroid cancer promotion.
- To highlight the role of environmental risk factors in thyroid cancer development.
- To emphasize the importance of understanding environmental risks for cancer prevention.
Main Methods:
- Literature review of studies on environmental factors and thyroid cancer.
- Analysis of research on chemical toxicants and their impact on thyroid function.
- Examination of the mechanisms by which environmental agents promote thyroid cancer.
Main Results:
- Radiation exposure (medical and fallout) is a significant risk factor for thyroid cancer.
- Organochlorines, pesticides, polychlorinated biphenyls (PCBs), and phthalates disrupt thyroid hormone transport and function.
- These environmental agents can mimic thyroid hormones, contributing to cancer promotion.
- Epigenetic mechanisms may play a role in environmentally induced thyroid cancer.
Conclusions:
- Environmental factors, including radiation and chemical exposures, are strongly associated with thyroid cancer.
- Disruption of thyroid function by environmental agents is a key mechanism in cancer promotion.
- Further research and risk management strategies are needed to prevent thyroid cancer related to environmental exposures.
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