What is CIS-Sulfur Colloid?

CIS-Sulfur Colloid is a brand-name imaging agent used by hospitals and clinics to help clarify the results of a radiologic imaging test in order to better diagnose various conditions. This is considered a radioactive material. The injected version is used in both children and adults for certain imaging tests of the liver, bone marrow and spleen. The oral version is used in adults and children for imaging of the esophagus and gastrointestinal tract.

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