The 16 patients underwent 18 procedures (including 11 emergency procedures) to reliee circumferential pericardial effusions, the authors report in the Noember issue of the Journal of Rheumatology.

• 风湿病学杂志11月刊报道这16名患者共接受过18个疗程（包括11次急诊治疗）的治疗以缓解外周心包积液。