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Table 1 Criteria for Takayasu s arteritis accord to American College of Rheumatology

From: Detection of IS6110 and HupB gene sequences of Mycobacterium tuberculosis and bovisin the aortic tissue of patients with Takayasu’s arteritis

Criteria Definition
Age at disease onset in year Development of symptoms or findings related to Takayasu’s arteritis at age <40 years.
Claudication of extremities Development and worsening of fatigue and discomfort in muscles of one or more extremity while in use, especially the upper extremities.
Decreased brachial artery pulse Decreased pulsation of one or both brachial arteries.
BP difference >10 mmHg Difference of >10 mmHg in systolic blood pressure between arms.
Bruit over subclavian arteries or aorta Bruit audible on auscultation over one or both subclavian arteries or abdominal aorta.
Arteriogram abnormality Arteriographic narrowing or occlusion of the entire aorta, its primary branches, or large arteries in the proximal upper or lower extremities, not due to arteriosclerosis, fibro-muscular dysplasia, or similar causes: changes usually focal or segmental.