Point-of-Care Ultrasound With Artificial Intelligence-Driven Diagnostics in Giant Cell Arteritis: Blindness Prevention on a Global Scale.

Giant cell arteritis (GCA) is the most common autoimmune systemic vasculitis of older adults. 1 Typically, it affects individuals 50 years and older, and more women than men. The lifetime risk of GCA for women is 1% and 0.5% for men.