Linkages between psychological distress and thyroid cancer risk

Overview

This study investigates the association between psychological distress and thyroid cancer risk in a large UK Biobank cohort.

Background

Thyroid carcinoma is the most common malignant neoplasm of the endocrine system, with a rising global incidence. Psychological distress, characterized by anxiety and depression, is known to elevate the risk of various chronic illnesses, yet its specific relationship with thyroid cancer remains underexplored.

Data Highlights

Key Findings

• Psychological distress is associated with a 33% increased risk of thyroid cancer (HR, 1.33; 95% CI, 1.09–1.62; P = 0.005).
• The rate of thyroid cancer among individuals with psychological distress is 137.16 per 100,000.
• Mediation analysis indicates that waist circumference has the most substantial mediating effect (11.80%) on the relationship between psychological distress and thyroid cancer.
• Other mediating factors include BMI, high-density lipoprotein, triglycerides, and alcohol intake.
• The study followed participants for a median duration of 12.59 years.

Clinical Implications

Clinicians should consider the impact of psychological distress on cancer risk, particularly thyroid cancer, and assess lifestyle factors such as obesity and alcohol consumption in affected patients. Addressing these mediating factors may be important in cancer risk reduction strategies.

Conclusion

The findings suggest a significant link between psychological distress and thyroid cancer risk, highlighting the need for further research on intervention strategies targeting lifestyle modifications.

Related Resources & Content

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8. 2025 American Thyroid Association Management Guidelines for Adult Patients with Differentiated Thyroid Cancer - Matthew D. Ringel, Julie Ann Sosa, Zubair Baloch, Lindsay Bischoff, Gary Bloom, Gregory A. Brent, Pamela L. Brock, Roger Chou, Robert R. Flavell, Whitney Goldner, Elizabeth G. Grubbs, Megan Haymart, Steven M. Larson, Angela M. Leung, Joseph R. Osborne, John A. Ridge, Bruce Robinson, David L. Steward, Ralph P. Tufano, Lori J. Wirth, 2025
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