RESUMO
The Nuclear Cardiology is the Cardiology branch used with diagnosis proposes, it is based in the use of radiotracers which are administrated intravenous pathways to the patient, this kind of drug is traced over the body using a gammacamera to create functional images. Some of the radiotracers used are: Thallium 201, 99mTC MIBI and 99mTc - Tetrofosmin. According to each drug characterstics, there are specific protocols that help us obtaining useful and reliables images for ischemic patient evaluation and diagnosis. It is necessary to practice stress test to the patients who are going to be examined using radiotracers. Physical or pharmacological stress tests can be used to find ischemic regions of myocardium. Nuclear cardiology is a large branch that needs the active participation of several kinds of professionals, nurses are now integrated to give patients high quality care, with a special and professional attitude by solving all procedure questions.