How do you approach a patient found to have a coronary lesion suggestive of vasculitis on coronary CT?

I am not sure what findings are considered “suggestive of vasculitis on coronary CT”. Vasculitis in the coronary arteries is quite rare but can be seen in several vasculitides. There is a big difference in seeing angiographic changes atypical for atherosclerosis (which I assume is what is meant by t...