Thyroid nodules in the irradiated patient--an indication for total thyroidectomy

Area of Science:

• Endocrinology
• Oncology
• Radiation Oncology

Background:

• Childhood radiation therapy to the head, neck, or chest is a known risk factor for thyroid abnormalities.
• Previous studies have indicated an increased risk of thyroid nodules following such treatments.

Observation:

• This study reports on eight patients treated with radiation therapy during their formative years.
• These patients presented with a thyroid nodule initially diagnosed as benign upon surgical removal.

Findings:

• A significant finding was the subsequent discovery of malignant thyroid lesions in the contralateral lobe of all eight patients.
• This pattern suggests a high likelihood of occult contralateral malignancy in radiated individuals presenting with a seemingly benign nodule.

Implications:

• The findings support total thyroidectomy as the recommended surgical approach for previously radiated patients presenting with a cold thyroid nodule.
• This proactive surgical strategy aims to address potential, undetected contralateral thyroid cancer, improving patient outcomes.