What is your approach to further workup and treatment of abdominal aortitis found on imaging in asymptomatic individuals with elevated inflammatory markers?

The differential diagnosis of abdominal aortitis would include giant cell arteritis (we do not know the age of this patient), Takayasu arteritis, IgG4-related disease, Behcet's disease or other systemic rheumatic diseases (RA, SLE, ANCA-associated vasculitis - although less likely since this individ...