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The objective of this study was to compare level of artifact while tongue at rest and in motion of dentulous subjects.
The magnetic resonance imaging (MRI) is useful to diagnose soft tissue morphology, especially to detect cancer and disk displacement with temporomandibular disorders. The prevalence of tongue cancer may increase with ageing population. A clear MR image is indispensable for clinical diagnosis. However, tongue motion associated with the habitual or swallowing tongue movement may cause artifacts on MRI. This occurrence of motion artifact is speculated to be prominent with the patients without the occlusal support. The objective of this pilot study was to compare level of artifact while tongue at rest and in motion of dentulous subjects.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| dentulous | No Intervention | MR Imaging was collected with condition at the tongue at rest position. | |
| edentulous without denture wear. | No Intervention | MR Imaging was collected without denture wear. | |
| edentulous with denture wear. | Experimental | MR Imaging was collected with denture wear. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| denture wear. | Device | MR Imaging was collected with or without denture wear. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Luminance standard deviation value on MR image | MR Imaging was collected with each condition.Through study completion, an average of 2 year |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Yasuhiko Kawai, DDS MSc PhD | Nihon University | Study Chair |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Nihon University Hospital | Matsudo | Chiba | 2718587 | Japan |
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| ID | Term |
|---|---|
| D019554 | Dental Restoration Wear |
| ID | Term |
|---|---|
| D003793 | Dental Restoration, Permanent |
| D017266 | Dental Prosthesis |
| D011476 | Prosthodontics |
| D003813 | Dentistry |
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