Radiology In Radionuclide imaging, the most useful radio-pharmaceutical for skeletal imaging is: March 2011 A Gallium-67 B Technetium-sulphur-colloid C Technetium-99m D Technetium-99m linked to Methylene diphosphonate 💡 Explanation In Radionuclide imaging, the most useful radio-pharmaceutical for skeletal imaging is: March 2011 ✓ Correct Answer: D. Technetium-99m linked to Methylene diphosphonate