ABU DHABI, 19th June, 2026 (WAM) -- A medical team in Abu Dhabi has successfully diagnosed and treated Adult-Onset Still's Disease (AOSD), a rare autoimmune condition affecting approximately 1-4 people per million worldwide, after identifying a complex case involving a 34-year-old patient who suffered from persistent high fever for more than two weeks without an apparent cause. The medical team at Burjeel Hospita