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Radiological study on mandibular ramus asymmetry in young population.

B Bal1, I Dikbas, O Malkondu

  • 1drburcubal@gmail.com.

Folia Morphologica
|March 4, 2018
PubMed
Summary
This summary is machine-generated.

Ramus asymmetry is common in young individuals aged 9-21, affecting 10.8% of the population. This condition did not show correlation with age or gender, highlighting its prevalence across diverse demographics.

Keywords:
anthropologyasymmetrymandiblepanoramic radiographsramusskull

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Area of Science:

  • Orthodontics and Dental Anatomy
  • Radiographic Analysis

Background:

  • Mandibular ramus morphology is crucial for facial growth and function.
  • Asymmetries in the mandibular ramus can be associated with various craniofacial anomalies and temporomandibular joint disorders.

Purpose of the Study:

  • To determine the prevalence of mandibular ramus asymmetry in individuals aged 9 to 21 years.
  • To investigate the influence of age, gender, and growth spurt on the occurrence of ramus asymmetry.

Main Methods:

  • Analysis of 776 panoramic radiographs from individuals aged 9-21 (335 males, 441 females).
  • Division of participants into two groups based on growth spurt timing (females: 12 years, males: 14 years).
  • Bilateral ramus heights were measured using panoramic software; statistical analysis included Student's t-test and Chi-squared test.

Main Results:

  • A significant prevalence of ramus asymmetry was observed in 10.8% of the study population.
  • Mean ramus asymmetry was 2.90% ± 2.58%, with significant differences between right and left ramus heights (p < 0.01).
  • Ramus asymmetry did not correlate significantly with age or gender in the studied population.

Conclusions:

  • High prevalence of mandibular ramus asymmetry identified in adolescents and young adults.
  • Ramus asymmetry requires careful evaluation across all age groups due to potential links with temporomandibular dysfunctions and orthodontic anomalies.
  • Further research is warranted to elucidate the etiological factors and long-term implications of ramus asymmetry.