Complete Dentures Exam 1
● Function
○ Complete denture - correct answer ✔○ Complete denture occlusion is
different than natural dentition occlusion
○ Analysis of prosthodontic evaluation data indicate that approximately 60%
of denture users have at least one problem with the denture
○ Only 5-20% of edentulous patients are not satisfied
○ Satisfaction depends on expectations!
Elderly edentulous population is increasing - correct answer ✔○ Average
lifespan has increased dramatically
○ By the year 2020 approximately 30 plus million elderly adults will be
edentulous in both arches
○ Complete edentulism will increase from 33.6 million adults in 1991 to 37.9
million adults in 2020
○ Trends in laboratory industry are showing a significant increase in the
demand for complete and partial removable services
■ Increase in removable is outpacing the growth patterns of other restorative
areas
Implant dentistry - correct answer ✔Out of 33 million edentulous patients
only 2-4% have received implant treatment
● Visit 2
○ Clinical procedure
■ Border molding
■ Final impression using custom trays
○ Laboratory procedure
■ Master casts
■ Record bases
● Visit 3
○ Clinical procedure
■ Adjusting record bases
■ Facebow record
■ CR record in proper vertical dimension of occlusion
○ Laboratory procedure
■ Mounting master casts using record bases
● Visit 6
○ Clinical procedure
■ Denture adjustment in sore spots
○ Laboratory procedure
■ Remount if needed
Examination and Treatment Planning - correct answer ✔○ No mental or
physical condition that will contraindicate wearing or use of dentures
○ What are the expectations?
○ Patients desire to have a denture and not family/ spouse
○ Educate and explain to the patients the limitations of denture performance
before we start treatment
Diabetes Type I - correct answer ✔○ Epithelium is thinner and less
keratinized
○ Results in compromised support and impaired
tolerance of complete dentures
Oral Lichen Planus - correct answer ✔○ Erosive lesions and subsequent
scarring in the buccal
shelf area limit denture extension in this region and
, make it difficult for some patient to tolerate their
dentures
○ Wickham's striae
○ Results in compromised support and tolerance of the
mandibular denture
Pemphigoid Lesions - correct answer ✔○ Chronic ulceration with subsequent
scarring of the
oral mucosa
○ Results in limited denture extensions compromising
support, stability, retention, and tolerance of complete
dentures
○ Erythroplakia
■ Both can transform into squamous cell
carcinoma
● Unless detected early, most patients
with SCC have a less than 50% survival
rate
● Detect oral cancers when they are
small, localized, and treatable
Thorough intraoral and extraoral exam
● Use good visualization and digital palpation - correct answer ✔○ Lips and
cheeks
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