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It most commonly occurs in the head, especially in the temporal arteries that branch off from a blood vessel in the neck called the carotid artery. However, the condition can be a body-wide (systemic) disorder, affecting many medium-to-large sized...
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This disease is one of a group of diseases in which the linings of large- or medium-sized blood vessels become inflamed. The elastic layer of these vessels is attacked by "giant" cells and chemicals produced by the immune system. This reaction red...
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The cause of TA is not known. It is thought to be due to an immune cell response that attacks a foreign chemical (called an antigen) in the elastic layer of arteries in the head and neck. In over 85% of affected persons, the most universal symptom...
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