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Effusion Recurrence Index (ERI) Calculator
Effusion Recurrence Index (ERI): rationale, use and limitations The Effusion Recurrence Index (ERI) presented here is a practical, literature-derived point score intended to estimate the risk that a clinically significant pericardial (or pleural) effusion will recur after index drainage or medical management. In multiple series, the presence of malignancy and positive cytology are the most consistent predictors of ea