Total Knee Tips & Pearls From Dr. Adam Rosen (A Virtual Total Knee Fellowship Podcast)

ICM 2018 Criteria for PJI

March 26, 2021 Dr. Adam Rosen Season 4 Episode 17
Total Knee Tips & Pearls From Dr. Adam Rosen (A Virtual Total Knee Fellowship Podcast)
ICM 2018 Criteria for PJI
Show Notes

The International Consensus Meeting on MSK Infection presented their new criteria in 2018

Major Criteria
1. Two positive periprosthetic cultures w/ phenotypically identical organisms
2. A sinus tract communicating with the joint
____________________
Minor Criteria
> or equal to 6 = infected
4-5 = inconclusive
< or equal to 3 = not infected
___________________
2 points for:
Serum CRP 100 in acute or 10 in chronic
or
D-dimer 860 in chronic

1 point for:
ESR 30 in chronic

3 points for:
synovial WBC 10,000 in acute or 3,000 in chronic
or
leuk esterase ++ in acute and ++ in chronic
or
positive alpha defensin
2 points for:
synovial PMN 90 in acute or 70 in chronic

2 points for:
single positive culture

3  points for:
positive histology

3 points for:
intraoperative purulence

ICM Philly website: https://icmphilly.com/

PJI Risk Calculator:  https://icmphilly.com/ortho-applications/prosthetic-joint-infection-pji-risk-calculator/

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