Table 5

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

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)

Coagulase negative Staphylococcus; PE: Polyethylen; E. coli: Escherichia coli; ME: metal

(PE: polyethylene, ME: metal, CNS: Coagulase-negative Staphylococcus species, Propioni: Propionibacteria, n.a.: no aspiration)

Müller et al. Journal of Orthopaedic Surgery and Research 2008 3:31   doi:10.1186/1749-799X-3-31
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