Mention the words "radioactive substance" and you'll probably think it's going to harm you. But what if these substances - when administered properly - can in fact, treat you? Nuclear Medicine Physician Dr Yogendran Leckthumanasamy of Ramsay Sime Darby Healthcare explains nuclear medicine.

Produced by: Tina Carmillia

Presented by: Meera Sivasothy

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Tags:  nuclear medicine,  cancer,  thyroid,  radiology,  radiation therapy,  The Bigger Picture,  Health and Living,  Health