THE Ankylosing Spondylitis Association of Ireland will mark its 10th anniversary next Saturday by holding a symposium on the management of this painful, progressive rheumatic disease. Open to AS sufferers, their families and friends as well as doctors and physiotherapists the symposium will take place at Dr Steevens's Hospital, Dublin, from 10 a.m. until 3 p.m., with a break for lunch at 12.30 p.m. Admission is £3.