In radionuclide imaging, the most useful pharmaceutical agent for skeletal imaging is___:: (A) Gallium 67, (B) Technetium 99 linked to MDP, (C) Technetium-Sulphur colloid, (D) Technetium 99m
Answer is B. Ans. B. Technetium 99 linked to MDPMDP (Methyl diphosphonate) adsorbs into the hydroxyapatite crystals and gets accumulated in the areas of active bone formation which can be detected by nuclear imaging.