Positional Changes of Mandibular Molar After Orthodontic Treatment

This retrospective study was carried out on pre and posttreatment digital standardized panoramic radiographs of 30 cases previously orthodontically treated with four first premolar extraction.

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This study is active but is not currently recruiting participants.

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Key information

Conditions

Third Molar

Age range

14 year–18 year

Sex eligibility

All sexes

Study type

Observational

Primary location

Fayoum University

Al Fayyum, 63514, Egypt

Who can participate

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

class I malocclusion cases (0 < ANB < 4) with moderate crowding

Exclusion criteria

Absence of all permanent teeth including mandibular third molars.

Treatment and study plan

Primary outcomes

Assessment of mandibular third molar positional variation

Time frame: 2 years
measure angles:• LA-ISL: The inward angle (towards the 2nd molar) between long axis of mandibular third molar and the inter-sigmoid line (line connecting the deepest point of the right and left sigmoid notch of the mandible).
- LA-IMB: The inward angle between long axis of mandibular third molar and the inferior border of the mandible.

Sponsors and collaborators

Lead sponsor

Fayoum University

Other

Registry information

Official study title

Changes in the Position of Mandibular Third Molar in Orthodontically Treated Patients With First Premolars Extraction

Important dates

Study start: 2025
Primary completion: 2025
Study completion: 2025
First posted: Apr 18, 2025
Registry last updated: Apr 18, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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