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Radiographic assessment of mandibular third molar impaction prevalence, related pathologies, and abnormalities: a retrospective study

Radiographic assessment of mandibular third molar impaction prevalence, related pathologies, and abnormalities: a retrospective study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
TCTR
Registry ID
TCTR20260120002
Enrollment
1150
Registered
2026-01-20
Start date
2023-01-01
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

The prevalence of the mandibular third molar impaction (MTMIs) in Thais Pattern of MTMIs Associated pathological conditions and abnormalities of the MTMIs Impaction Mandibular Third molar Pattern Pathologies Abnormalities

Interventions

All patients with mandibular third molar impaction at lesat one side
Diagnostic
Mandibular third molar impaction group

Sponsors

None listed

Eligibility

Sex/Gender
All
Age
17 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Patients aged 17 years 2. Patients who were of Thai nationality 3. Patient with least one MTMI visible on the panoramic radiograph.

Exclusion criteria

Exclusion criteria: 1. Patients with incomplete clinical records 2. Poor-quality radiographs 3. Cases with missing adjacent mandibular second molars. 4. Patients presented with any jaw deformity or trauma injuries affecting the alignment of the dentition, and those with craniofacial anomalies or facial syndromes (e.g., cleidocranial dysostosis and Down syndrome)

Design outcomes

Primary

MeasureTime frame
Prevalence at 12 months after end of the intervention frequencies and percentages

Secondary

MeasureTime frame
Pettern at 12 months after end of the intervention frequencies and percentages

Countries

Thailand

Contacts

Public ContactPornpop Rattanaarpha

Department of oral surgery, Dental Division, Phramongkutklao Hospital, 315, Rajavithi Road, Rajathevee, Bangkok, 10400, Thailand

questionnice@gmail.com0818714342

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026