Amelogenesis Imperfecta Facial Esthetics and Snap-On Smile - Exam 63 - NEW - Spring Summer 2015
Amelogenesis imperfecta is a hereditary enamel protein disorder affecting deciduous and secondary crown formation. The prevalence ranges from 1:700 to 1:14,000 depending on the population. These teeth may be hypoplastic, hypomineralized, or hypermineralized and are often discolored, sensitive and caries vulnerable. Patients often present with psycho-social issues due to appearance. Primary teeth are often treated with stainless steel crowns while secondary teeth are treated with full coverage esthetic crowns.

 1) The prevalence of Amelogenesis Imperfecta ranges from:
  1. 1:10 to 1:100
  2. 1:700,000 to 1: 1,400,000
  3. 1:700 to 1:14,000
  4. 1:3 to 1:100
 2) The primary treatment for secondary teeth affected with Amelogenesis Imperfecta is:
  1. full-mouth extractions followed by implant placement
  2. full-coverage esthetic crowns
  3. in-office whitening
  4. secondary teeth with AI cannot be treated
 3) The primary treatment for primary teeth affected with Amelogenesis Imperfecta is:
  1. extractions and dentures
  2. porcelain veneers
  3. composite restorations
  4. stainless steel crowns
 4) Snap-on Smileï¾® was chosen to treat the adolescent male because:
  1. teens are too emotional to handle extensive treatment
  2. it offered a non-invasive esthetic solution to a developing adolescent
  3. composite restorations will not bond to teeth with Amelogenesis Imperfecta
  4. both a and c
 5) Amelogenesis Imperfecta primarily affects the:
  1. enamel
  2. dentin
  3. cementum
  4. a and b