WorksheetsInterceptive Orthodontics
Total questions: 5
Worksheet time: 3mins
A 10 year old boy was given the above appliance to correct his anterior crossbite. This appliance requires activation in order to achieve correction of the anterior crossbite. What is the method of activation required?
Gradual increment of the height of the posterior bite block to open bite
Turning expansion screw clockwise to separate the base plate anterior posteriorly
Activation of the spring by stretching the activation coil up to incisal edge
Gradual reduction of the posterior bite block to allow tongue force correction
This is an OPG of an 8 year old girl in early mixed dentition. She is fit and well. After viewing her OPG, the dentist was concerned with her dentition and had a discussion with the patient's mother. What do you think the concerns are?
Delayed eruption of the maxillary lateral incisors
Possible future crowding in permanent dentition
Absence of both the maxillary 3rd molars when compared to the mandibular 3rd molars
Eruption progress of the maxillary incisors are slower compared to maxillary lateral incisors
The following statements are TRUE for ectopic maxillary canienes:
More common in females than in males
More commonly in buccal compared to palatal
Primary treatment requires orthodontic traction
Sometimes associated with peg shaped maxillary lateral incisor
What is the most likely diagnosis for this patient?
Dilaceration
Trauma/avulsion
Congenitally missing
Presence of supernumerary
Anterior crossbite in mixed dentition usually would require interceptive orthodontic treatment. Which statement below is NOT the indication of the use of upper removable appliance in crossbite management?
Adequate overbite
Adequate space for alignment
Opposing tooth is mobile
Well aligned arch
