What is giant cell arteritis?

Vascular inflammatio: It is a specific form of vascular inflammation in which there is inflammatory disruption of vessel lining, usually with visible giant cells, which is often associated with headaches, fatigue, anemia and can produce blindness.

Giant cell arteritis: Giant cell, or temporal arteritis is an inflammatory condition which affects the lining of various blood vessels around the body. It is often associated with a condition called polymyalgia rheumatica. Symptoms include weight loss, scalp tenderness, pain in your jaw joint, as well as transient vision loss. This can cause permanent vision changes as well. It is treated with long term steroids.