Diagnosing and grading heart failure with tomographic perfusion lung scintigraphy: validation with right heart catheterization

20180701
First Author: Jögi J, Last Author: Arheden H
"Although not as available as chest X-ray, V/P SPECT is a feasible alternative, especially because the introduction of SPECT and new ventilation tracers (i.e. Technegas) has lowered the number of non-diagnostic studies to <3%, even in the presence of obstructive lung disease."
ESC Heart Fail 2018; 5(5): 902-910