Tc-99m sulfur colloid

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  • Liver-spleen scan
  • Indications: liver, spleen, bone marrow, acute rejection in renal transplant, GI bleed study, Gastric emptying
  • Focal liver defects: hepatoma, Hepatic hemangioma, hepatic adenoma
  • FNH: depending on the amount of Kupffer cells, can either be hot, cold, or isoactive with surrounding parenchyma