MPR reconstruction anterior descending artery and detail of multiple calcified in the proximal and middle parts ((a), (b)). SPECT images acquired after stress test and rest test showed a hypoperfusion of apex anterior-septal wall of left ventricle (c). Image fusion of the same case shows hypoperfusion of the area served by anterior descending artery (apex; anterior-septal wall) (d). Coronary angiography showed the presence of a stenosis at the middle third of the anterior descending artery (e).