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Table 5 Pre- and Intraoperative Parameter of patients PJI could not be confirmed postoperatively CNS:

From: Diagnosis of periprosthetic infection following total hip arthroplasty – evaluation of the diagnostic values of pre- and intraoperative parameters and the associated strategy to preoperatively select patients with a high probability of joint infection

Patient Preoperative
Findings
Aspiration Intraop.
Cultures
Histo-
pathology
(Type)
C-
reactive
protein mg/dl
Prev.
Revision
Interpretation
1 pain, radiogr. loosening E. coli - IV 0.95 2 lowgrade
2 Pain Metal/metal CNS - I 0.6 - metalosis wear (ME) lowegrade
3 Pain, Radiogr. loosening, chronic bronchitis CNS - I 8.5 1 wear (PE+ME) lowgrade
4 Early failure with in 2 years persistent pain since surgery Propioni - IV - - lowgrade
5 persistent pain CNS - I - - wear (PE) lowgrade
6 pain CNS - I - 2 wear (PE) lowgrade
7 stem breakage prev. sept. revision n.a. CNS I - 1 metallosis lowgrade
8 Persistent pain Previous septic revision - - III - 1 lowgrade
9 Early failure after stem revision by periprosthetic fracture - - IV - 1 Pseudarthrose
10 Pain Recurrent dislocations Previous septic revision - - I - 6 wear (PE)
11 Pain recurrent dislocations Metal/metal Failure within 5 years - - I - 1 metallosis wear (ME)
12 Pain Recurrent dislocation Early failure within 5 years - - I 2.9 4 wear (PE)
13 Pain, radiogr. loosening - - I 1.1 1 wear (PE+ME)
  1. Coagulase negative Staphylococcus; PE: Polyethylen; E. coli: Escherichia coli; ME: metal
  2. (PE: polyethylene, ME: metal, CNS: Coagulase-negative Staphylococcus species, Propioni: Propionibacteria, n.a.: no aspiration)