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Table 1 Frequency of specific PET uptake patterns according to the classification system of Reinartz [11] a) Applied to inflammatory situationb) Applied to loosening localization

From: The implications of 18F-FDG PET for the diagnosis of endoprosthetic loosening and infection in hip and knee arthroplasty: Results from a prospective, blinded study

  

n

1

2

3a

3b

3c

4a

4b

4c

5

a)

Septic

5

     

1

1

1

2

 

Aseptic with increased abrasion

11

 

1

1

 

3

4

2

  
 

Aseptic with little/no abrasion

20

 

5

6

1

5

3

   

b)

Loosened proximal component

16

 

1

2

 

4

7

1

1

 
 

Loosened distal component

15

  

3

 

4

2

3

1

2

 

No loosened component

23

 

3

3

2

6

5

2

0

2