Distribution of arterial lesions in Takayasu's arteritis and giant cell arteritis

Objectives

To compare patterns of arteriographic lesions of the aorta and primary branches in patients with Takayasu9s arteritis (TAK) and giant cell arteritis (GCA).

Methods

Patients were selected from two North American cohorts of TAK and GCA. The frequency of arteriographic lesions was calculated for 15 large arteries. Cluster analysis was used to derive patterns of arterial disease in TAK versus GCA and in patients...