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Related Concept Videos

Assessment of the Mouth01:26

Assessment of the Mouth

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A thorough mouth assessment, including inspection and palpation of the lips, gums, tongue, tonsils, uvula, and pharynx, is crucial in detecting potential health issues. Diseases ranging from oral cancer to systemic conditions like diabetes could be identified early through careful oral examination. This article provides a detailed guide on conducting a comprehensive mouth assessment.
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
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Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision
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The labial aging process: a surface analysis-based three-dimensional evaluation.

Riccardo Rosati1, Marina Codari1,2, Francesco Maffessanti3

  • 1Dipartimento di Scienze Biomediche per la Salute, Università degli Studi di Milano, via Mangiagalli 31, 20133, Milan, Italy.

Aesthetic Plastic Surgery
|October 22, 2013
PubMed
Summary
This summary is machine-generated.

As people age, lip shape changes. This study found that while the overall lip shape remains similar, younger individuals have more variable lip curvature compared to older individuals, affecting appearance.

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Area of Science:

  • Oral and Maxillofacial Surgery
  • Aesthetic Medicine
  • Biomedical Engineering

Background:

  • Aging leads to changes in lip morphology, affecting aesthetics.
  • Existing methods for lip analysis lack a comprehensive aging model.
  • No scientific model quantifies labial aging processes.

Purpose of the Study:

  • To investigate age-related changes in labial surface geometry.
  • To develop a quantitative model for lip aging.
  • To compare lip curvature variability between young and aged groups.

Main Methods:

  • 33 healthy volunteers aged 21-65 years were divided into youthful and aged groups.
  • Dental and labial stone casts were digitized and virtually reconstructed.
  • Average curvature and curvature variability indexes were computed for surface deformation analysis.

Main Results:

  • No significant differences in average lip curvature were found between age groups.
  • Curvature variability was significantly higher in the younger group compared to the aged group.
  • Age-related changes primarily affect the standard deviation of lip curvature.

Conclusions:

  • The macroscopic labial arch surface is stable between ages 30-60.
  • Local modifications in curvature variability characterize lip aging.
  • Higher curvature variability in youth contributes to a fuller lip appearance, while reduced variability in aged subjects leads to flatter lips.