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5 Cards in this Set
- Front
- Back
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PDI Class I
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Edent area in single arch
Mx <=2 incisors missing Mn <=4 incisors missing Posterior area missing <=2 pres or 1 pre and 1 molar |
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PDI Class II
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Any missing cuspid
Moderately compromised abutments/occlusion Abutments need crowns Class II residual reidge Edentulous areas in both arches Occlusion needs to be adjusted |
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PDI Class III
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Mx and Mn posterior areas missing >3 teeth or 2 molars
Abutments need perio, endo, or ortho tx Class II molar/jaw relation Occlusion compromised but VDO ok |
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PDI Class IV
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Guarded prognosis for abutment teeth
Atrophied edent ridge/no mucosal support Occlusal scheme needs to be altered and VDO corrected Class II or III jaw relation |
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PDI class for Mn denture opposing a dentate or partially edentulous maxilla is always a
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Class IV
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