<prompt> The most common systemic association of scleritis is:Ehlers - Danlos syndromeDisseminated systemic sclerosisRheumatiod ahritisGiant cell aeritis  <response>: C i.e. Rheumatiod ahritis Scleritis is a rare chronic granulomatous disorder characterised by fibrinoid necrosis, destruction of collagen, infiltration by inflammtory cells and vascular remodelling. It is usually a B L disease affecting females more than males. 