False-Positive Automated Synovial Fluid White Blood Cell Counting Is a Concern for Both Hip and Knee Arthroplasty Aspirates

• Published in: The Journal of arthroplasty Vol. 35; no. 6; pp. S304 - S307
• Main Authors: Deirmengian, Carl A., Kazarian, Gregory S., Feeley, Scott P., Sizer, Stephen C.
• Format: Journal Article
• Language: English
• Published: United States Elsevier Inc 01.06.2020
• Subjects: arthroplasty; Arthroplasty, Replacement, Knee; automated; Humans; Leukocyte Count; Leukocytes; manual; periprosthetic joint infection; PJI; Prosthesis-Related Infections - surgery; Retrospective Studies; Sensitivity and Specificity; Synovial Fluid; WBC count; periprosthetic joint infection; automated; WBC count; manual; arthroplasty; PJI

Although false elevation of automated leukocyte (white blood cell [WBC]) counts has been described in the setting of hip corrosion, the more general correlation between manual and automated cell counts among synovial fluid aspirates from hip and knee arthroplasties has not been studied. This retrosp...