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Related Experiment Videos

Midline diastemas: closure and stability

Y Attia1

  • 1Faculte de Chirurgie. Dentaire de Nice, France.

The Angle Orthodontist
|January 1, 1993
PubMed
Summary
This summary is machine-generated.

Midline diastemas in adults, unlike in children, often require intervention. This report details two cases of mandibular midline diastemas caused by tongue pressure, highlighting different outcomes and relapse prevention strategies.

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Area of Science:

  • Dentistry
  • Orthodontics
  • Oral Medicine

Background:

  • Midline diastemas are common in growing children and often resolve spontaneously.
  • In adults, persistent midline diastemas may indicate underlying causes requiring intervention for stable orthodontic closure.
  • Mandibular midline diastemas are less common than maxillary ones, especially in adults.

Observation:

  • Two adult patients presented with similar malocclusions characterized by mandibular midline diastemas.
  • The causative factor identified in both cases was abnormal tongue resting pressure.
  • Both patients received similar orthodontic treatment approaches for diastema closure.

Findings:

  • Despite similar initial presentations and treatments, the two patients exhibited significantly different post-treatment outcomes.

Related Experiment Videos

  • Tongue resting pressure was identified as a key etiological factor contributing to the mandibular midline diastemas.
  • Relapse occurred in one case, suggesting the importance of addressing the tongue habit for long-term stability.

    • Implications:

    • Persistent tongue habits can significantly impact orthodontic treatment stability, particularly in adult mandibular midline diastemas.
    • Effective management of tongue pressure is crucial for achieving and maintaining stable orthodontic results in adult patients.
    • Two alternative post-treatment strategies are proposed to mitigate relapse risk in similar cases.