Diagnostic and prognostic utility of non-invasive imaging in diabetes management

Table 2 Main nuclides used in nuclear medicine to label radiopharmaceuticals

SPECT			PET
Nuclide	Half-life	γ (KeV%)	Nuclide	Half-life	β+ (KeV%)
99mTc	6.02 h	89	18F	109.8 min	96.9
111In	2.83 d	90.2	11C	20.4 min	99.7
123I	13.2 h	83	13N	9.98 min	99.8
125I	60.14 d	6.5	15O	2.03 min	99.9
			124I	4.18 d	25.0
			64Cu	12.7 h	17.9
			68Ga	68 min	90.0
			82Rb	1.2 min	99.9

Radiation types: γ: Isomeric transition (gamma) decay; β⁺: Positron decay; KeV%: Percentage of energy per decay. SPECT: Single-photon emission computed tomography; PET: Positron emission tomography.