Medullary Thyroid Carcinoma

Short answer

Medullary thyroid carcinoma is a rare cancer arising from thyroid C-cells, associated with RET mutations and MEN2 syndrome.

In one sentence for patients

Full definition
Medullary thyroid carcinoma is a rare cancer arising from thyroid C-cells, associated with RET mutations and MEN2 syndrome.

Personal or family history of MTC contraindicates GLP-1 RAs. Rodent studies prompted this precaution; human risk in general population is not established. In India, these concepts appear in RSSDI and ICMR guidance for type 2 diabetes and obesity care—always confirm details with your prescribing physician.

Dr. Ananya Mehta

Medically reviewed

Dr. Ananya Mehta, MD, DM Endocrinology

Consultant Endocrinologist, India

This article has been reviewed by our medical advisory team, including endocrinologists, internal medicine specialists, and cardiologists, and is based on current scientific evidence and Indian clinical guidelines. Last reviewed: June 2026.

Last medically reviewed: Jun 15, 2026

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