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Status unknownNCT04543981Updated Sep 10, 2020

Prevalence of the Signs and Symptoms of TMD in Adolescents

An observational study in TMJ Disorder and TMD, sponsored by Cairo University. Status unknown at 1 site in Egypt. Open to participants aged 10 Years to 18 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2020-09-10.

Sponsored by Cairo University · Observational

The sponsor has not verified this record recently (last verified Sep 2020), so the status shown — last known as Recruiting — may be out of date.
Study type
Observational
Model
Cohort
Time perspective
Cross-sectional
Enrollment
733
Ages
10 Years to 18 Years
Sex
All
01

Study summary

the Prevalence of the Signs and Symptoms of Tempro-mandibular Joint Disorder in a sample of Egyptian adolescents

Read the detailed description

Our study is observational cross sectional study to evaluate the prevalence ofTempro-mandibular Joint Disorder( TMDs) in Egyptian adolescents based on Diagnostic Criteria for Tempro-mandibular Disorders(DC/TMD) .The following examinationwill be done for each patient and recorded in his/her chart:

Include maximal mandibular opening capacity, joint noises, deviation of mandible during opening and closing, tenderness of the TMJ and masticatory muscles, headache and pain in TMJ area.

All clinical examinations will be carried out by one investigator. Examination of TMJ disorders include the following aspects: I) Examination of TMJ sounds (clicking and crepitus) using a stethoscope over the TMJ area and by having the patient open and close the mouth.

II) Associated muscle disorders will be determined by:

  1. palpation of TMJ area.
  2. digital palpation and functional manipulation of the masticatory muscles according to Okeson.
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Conditions studied

  • TMJ Disorder
  • TMD
03

In context

Temporomandibular Joint Disorders

609 studies on the registry are indexed under Temporomandibular Joint Disorders; 160 are open to participants now.

This study's planned enrollment of 733 is above the median of 90 across 165 observational studies indexed under Temporomandibular Joint Disorders.

Browse Temporomandibular Joint Disorders studies →

Lead sponsor

Cairo University is the lead sponsor of 4,780 studies on the registry; 1,427 are open to participants now.

Of its 36 completed or terminated interventional studies of FDA-regulated products, 5 (14%) have results posted.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
10 Years to 18 Years
Sexes eligible
All
Accepts healthy volunteers
Yes
Sampling method
Non-probability sample

Study population

DC/TMD shhts will be assessed and obtained from adolescents in Diagnostic center clinic at the faculty of Dentistry, Cairo University

Inclusion criteria

  • Adolescents(age range10-18 years old).
  • A well-defined dentalCl I, Cl II/1, Cl II/2, and Cl III relationship (Angle Classification).
  • Mixed and permanent dentition.
  • Both sexes.
  • Normal skeletal pattern

Exclusion criteria

Exclusion Criteria:

  • Adolescents with syndromes.
  • Systemic diseases affecting bones.
  • Adolescents with rheumatoid arthritis.
  • Previous trauma in the face.
  • Neurological disorders.
  • Psychiatric disorders.
  • Neoplasia.
  • Adolescents who had received orthodontic treatment.
05

Study design

Observational model
Cohort
Time perspective
Cross-sectional
Enrollment
733 participants (estimated)
Patient registry
No

Interventions

  • Diagnostic testDiagnostic Criteria for Tempro-mandibular Disorders(DC/TMD)

    diagnostic sheet include questions to be answered by the patients and others include examinations will be done by the investigator

06

What researchers measure

Primary outcomes

  1. TMD

    adolescents diagnosed positively for any TMD subtype (overall TMD) by DC/TMD.

    Time frame: at the time of examination of each participant

Secondary outcomes

  1. Myofacial pain

    pain in each muscle of mastication will be recorded

    Time frame: at the time of examination of each participant

  2. mouth opening

    limitation of mouth opening and pain during such movement

    Time frame: at the time of examination of each participant

  3. TMJ noises

    Clicking and crepitus in tempro-mandibular joint

    Time frame: at the time of examination of each participant

07

Study locations

1 of 1 sites recruiting
  • Cairo University
    Cairo, Cairo/Giza 12511, Egypt
    Recruiting
08

References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Sep 10, 2020, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT04543981
Lead sponsor
Cairo University
Responsible party
Mohamed Abdelrahman Abdelaleem (Master dgree student, Cairo University) — Principal investigator
First posted
Sep 10, 2020
Start date
Jul 1, 2020
Primary completion
Jun 1, 2021 (estimated)
Completion
Jul 2021 (estimated)
Last update
Sep 10, 2020

Study contacts

Mohamed Abdelaleem
Contact
mohamed.abdelaleem@dentistry.cu.edu.eg
01005246200 ext. +2
Aya Abdelaleem, BDS
Contact
ayaabdulrhman1993@gmail.com
01012284977 ext. +2
Manal foda, professor
study director · Cairo University

Oversight

Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Sep 2020. You cannot join it, but the record below documents what was studied.

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