Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.

Definition of Toxic multinodular goiter

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

Toxic multinodular goiter: A condition in which the thyroid gland contains multiple lumps (nodules) that are overactive and that produce excess thyroid hormones. Also known as Parry disease and Plummer disease.

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