- Fasting for 3-4 h especially when exercise test is requested.

- Withdraw cardiovascular medications if indicated by attending physician. In particular betablockers in case of exercise procedure. Allow 5 plasma half lives to pass on each of them.

References:

1 Flotats A et al. Cardiologia Nuclear en la Insuficiencia Cardíaca, in Medicina Nuclear Aplicaciones Clínicas. Ignasi Carrio y Patricio González . Editorial Masson, Barcelona España, 2003, p 87-104.

2 Wittry Mark D. Et al, Procedure Guideline for Gated Equilibrium Radionuclide Ventriculography 2.0. Ed by Society of Nuclear Medicine, 2001-2002, p 1-6.