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Table 1 Diagnostic subgroups according to RDC/TMD

From: Photobiomodulation versus light-emitting diode (LED) therapy in the treatment of temporomandibular disorder: study protocol for a randomized, controlled clinical trial

Group I Muscle diagnoses

 

 Ia – myofascial pain

 

 Ib – myofascial pain with limited opening

 

Group II Disk displacement

 

 IIa – disk displacement with reduction

 

 IIb – disk displacement without reduction with limited opening

 

 IIc – disk displacement without reduction without limited opening

 

Group III Arthralgia, osteoarthritis, and osteoarthrosis

 

 IIIa – arthralgia

 

 IIIb – osteoarthritis of temporomandibular joint

 

 IIIc – osteoarthrosis of temporomandibular joint

 
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Trials

ISSN: 1745-6215