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Assessment of the Mouth

Assessment of the Mouth

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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Updated: Jul 16, 2025

Author Spotlight: 3D Movement Assessment of Maxillary Posterior Teeth in Clear Aligner Treatment

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Published on: February 23, 2024

Multi-Modal Digital Impressions For Palatal Defects.

D Abu Baker¹, S Patel², P Charalambous³

¹Assistant Professor, Department of Prosthodontics, University of Jordan, Amman, Jordan.

The European Journal of Prosthodontics and Restorative Dentistry

|September 18, 2023

Summary

This summary is machine-generated.

Intra-oral scanners (IOS) struggle to capture palatal defect data with mouth openings less than 20mm. However, combined Cone-Beam Computed Tomography (CBCT) and IOS digital models show high accuracy and precision for dental applications.

Keywords:

3D-Printing CAD/CAM Digital Obturators Palatal-Defects

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Area of Science:

Dentistry
Digital Imaging
Prosthodontics

Background:

Intra-oral scanners (IOS) are increasingly used in dentistry.
Assessing palatal defects with IOS can be challenging due to limited mouth opening.
This study evaluates IOS performance in capturing palatal defects at reduced openings.

Purpose of the Study:

To investigate the limitations of intra-oral scanners (IOS) in capturing palatal defects at decreased mouth openings.
To compare the trueness and precision of composite 3D-printed models generated from Cone-Beam Computed Tomography (CBCT) and IOS data.

Main Methods:

A palatal defect model was scanned using IOS (3M™TrueDefinition) at various simulated mouth openings.
Gypsum models were created from silicone impressions and scanned.
Cone-Beam Computed Tomography (CBCT) scans were performed using two different devices (PlanmecaProFace®, Accuitomo170®).
Composite models were created by merging CBCT and IOS data using Geomagic®Control2014™.
Trueness and precision of 30 3D-printed composite models were measured.

Main Results:

Intra-oral scanners (IOS) failed to capture soft tissue information at mouth openings below 20mm.
Increased mouth opening showed a positive correlation with enhanced data capture (r=0.93, p=0.001).
Composite models from AccuitomoCBCT and TrueDefinition IOS demonstrated superior trueness and precision (0.080 mm ± 0.008 mm) compared to traditional casts (0.338 mm ± 0.089 mm) (p<0.001).

Conclusions:

Mouth openings below 20mm yield insufficient data capture by IOS for clinical use.
Combined digital models using CBCT and IOS show promising trueness and precision for palatal defect reconstruction.
This technology offers potential for improved accuracy in digital dentistry workflows.