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Related Experiment Videos

Temporomandibular joint arthrography without fluoroscopy.

K Abramovitch1, M F Dolwick, R P Langlais

  • 1Department of Oral Diagnosis and Oral Surgery, Faculty of Dentistry, Dalhousie University, Halifax, Nova Scotia, Canada.

Oral Surgery, Oral Medicine, and Oral Pathology
|April 1, 1988
PubMed
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Dento maxillo facial radiology·2010

A new temporomandibular joint (TMJ) arthrography technique uses dental radiography and tactile feedback, eliminating the need for fluoroscopy. This convenient, economical method achieved over 100 successful cases, aiding diagnosis of TMJ disorders.

Area of Science:

  • Dental Surgery
  • Diagnostic Imaging
  • Temporomandibular Joint (TMJ) Disorders

Background:

  • Temporomandibular joint (TMJ) arthrography is crucial for diagnosing internal derangements.
  • Traditional arthrography often relies on fluoroscopy, which may not be readily available in all dental settings.

Purpose of the Study:

  • To describe a novel arthrographic technique for the TMJ.
  • To evaluate the efficacy and convenience of this technique in a dental surgical room setting.

Main Methods:

  • Utilized a dental radiographic unit and extraoral cassettes for needle tip visualization in the inferior synovial space.
  • Combined radiographic visualization with tactile discernment of the needle tip on the mandibular condyle.
  • Eliminated the need for fluoroscopy.

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Main Results:

  • Achieved an initial success rate of 81% (34 of 42 attempts).
  • Successfully applied the technique in over 100 cases.
  • Identified initial operator inexperience as the primary cause of encountered problems.

Conclusions:

  • This technique offers a convenient and economical alternative for TMJ arthrography in a dental surgical room.
  • It is suitable for trained clinicians to determine meniscal-condylar relationships and meniscal perforations when indicated.
  • While not a replacement for fluoroscopy, it provides a valuable diagnostic tool.