RCA Proximal>LAO  
   
     
 


A seal is represented in RAO projection,
for wich in LAO position no new
results arise for.

 
RCA Proximal>RAO
       

Shown here is the right coronary artery which breaks off completely a good 2 cm after its exit. This is an occlusion with no appreciable collaterals, since peripheral portions do not show up in this picture.