A case of temporal arteritis in Filippino Lippi’s (1459–1504) Saint Frediano?

Temporal arteritis, also known as Horton’s disease (named after Bayard Taylor Horton, 1895–1980) or giant-cellular arteritis, is a systemic immune-mediated vasculitis affecting medium-sized to large-sized arteries with a preference for cranial vessels—eminently the temporal branch of the carotid artery. Its main signs and symptoms include headache, tongue numbness, myalgia, fever, and anorexia/weight loss. Amongst its most terrible complications are visual loss leading to blindness and association with polymyalgia rheumatica occurring in a considerable percentage of cases