MedicalTerminology DB

Meaning of 131I-MIBG: A radioactive substance that is used in imaging tests, and is being studied in the treatment of cancer.

Definition of 131I-MIBG

A radioactive substance that is used in imaging tests, and is being studied in the treatment of cancer. It is a type of radiopharmaceutical. Also called iodine I 131 metaiodobenzylguanidine.

Written and maintained by James Murray Last updated July 21, 2026 Educational reference, not medical advice. Read the limitations.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.