Retrospective study of 147 THA and TKA pts w/ acute/chronic complaint - 39 pts Dx w/ prosthetic joint infection (PJI). Absolute numbers of neutrophils (PMNs) best predicted PJI (THA > 3,600 PMN/µl; TKA >2,000 PMN/µl (sensitivity 97%; specificity 93.5%) https://t.co/pxKcsTT6tn https://t.co/IQZ0DSUxwc