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Maxillofacial Plastic and Reconstructive Surgery

Table 2 Comparison of the fractured condylar segment position by MRI and panoramic X-rays

From: Characteristics of temporomandibular joint structures after mandibular condyle fractures revealed by magnetic resonance imaging

MRI plain X-rays

N

At eminence

In fossa

Normal

Anterior

Anterior + down

Down

Posterior

Dislocation

18

18 (38)

     

Displacement

10

5 (11)

  

3 (6)

 

2 (4)

No displacement

15

  

1 (2)

3 (6)

6 (13)

5 (11)

Lateral displacement

2

    

2 (4)

 

Chip fracture

2

     

2 (4)

Contralateral

21

1 (5)

 

1 (5)

 

11 (52)

8 (38)

  1. ( ): % in total fractured or contralateral joints
  2. p < 0.01 (statistically significant for segmental position by MRI and fracture type by plain X-ray and chi-square test)
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