Takayasu arteritis (TA) is a chronic large vessel vasculitis that affects aorta, its main branches and pulmonary arteries. The inflammatory process results in stenosis, occlusion, dilation or aneurysm formation in the arterial wall.
Arteritis
Revised Criteria for the Classification of Giant-Cell Arteritis (GCA)
Giant Cell Arteritis (GCA) is a systemic vasculitis of the medium and large sized vessels with a tendency to involve extracranial branches of the carotid arteries.