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.
Learn more in our guide:
GLP-1 and Thyroid Health: What Indian Patients Should Know →
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