RT Journal Article SR Electronic T1 Thallium-201 Myocardial Imaging JF Journal of Nuclear Medicine Technology JO J. Nucl. Med. Technol. FD Society of Nuclear Medicine SP 23 OP 30 VO 12 IS 1 A1 New England Nuclear A1 The Continuing Education Committee YR 1984 UL http://tech.snmjournals.org/content/12/1/23.abstract AB This is the second article in the nuclear cardiology series. After reading and studying the article, the nuclear medicine technologist will be able to: (1) state the characteristics of thallium-201 as a myocardial imaging agent; (2) discuss instrumentation and computer methodologies used in Tl-201 imaging; (3) describe basic normal and abnormal Tl-201 myocardial imaging results; and (4) discuss Tl-201 imaging protocols including patient preparation, imaging sequences, and influencing factors.