US Patent 8644910 Imaging protocols

Protocols for radioimaging an event or disorder are provided. An exemplary protocol comprises a method of radioimaging a myocardial perfusion, the method comprising in sequence:(a) administering to a subject about 3 mCi Tl201 thallous chloride;(b) allowing said subject to rest;(c) radioimaging a heart of said subject;(d) subjecting said subject to a physical stress;(e) administering to said subject at a peak of said physical stress about 20-30 mCi Tc99m sestamibi; and(f) radioimaging said heart of said subject, thereby radioimaging a myocardial perfusion.