1 School of Medicine (ND), University of California San Diego, La Jolla, California; Viterbi Family Department of Ophthalmology (LBK, DBS), Shiley Eye Institute, University of California San Diego, La Jolla, California; Division of Rheumatology (RD, S-IC), Allergy, and Immunology, Department of Medicine, University of California San Diego, La Jolla, California; Department of Radiology (RRL), University of California San Diego, La Jolla, California; and Department of Radiology (RRL), VA San Diego Healthcare System, San Diego, California.