Crown and loop space maintainer is a procedure in:

 # Crown and loop space maintainer is a procedure in:

A. Interceptive orthodontics

B. Preventive orthodontics

C. Corrective orthodontics

D. Orthodontic camouflage

The correct answer is B. Preventive Orthodontics

Following are some of the most commonly undertaken preventive orthodontic measures:

• Parent education
• Caries control
• Care of deciduous dentition
• Maintenance of shedding and eruption timetable
• Management of premature loss of deciduous teeth
• Management of ankylosis of deciduous teeth
• Management of prolonged retention of deciduous teeth
• Extraction of supernumerary teeth
• Management of oral habits
• Management of deeply locked first permanent molars
• Treatment of occlusal prematurities
• Management of abnormal frenum attachments
• Prevention of Milwaukee braces damage
• Space maintainers

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The Knutson’s technique of fluoride application is done in the years:

 # The Knutson’s technique of fluoride application is done in the years:

A. 3,7,11,13

B. 2,6,10,16

C. 8,13,18,31

D. 2,7,11,18

The correct answer is A. 3,7,11,13

It is the technique recommended by Knutson for the application of 2% neutral sodium fluoride. It consists of 4 applications at weekly intervals in a year at age group of 3, 7, 11, and 13 years. This age group was selected depending on the eruption of deciduous dentition, first permanent molar and incisors, premolar and canines and second molars respectively.

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Interceptive orthodontics does not include:

 # Interceptive orthodontics does not include:

A. Space maintainer

B. Oral hygiene measure

C. Frenectomy

D. Serial extraction

The correct answer is: B. Oral Hygiene Measure.

Various interceptive orthodontic procedures that will help in the correction or reduction of the severity of malocclusions are listed below:

• Serial extraction/guidance of occlusion
• Correction of developing crossbites
• Control of abnormal oral habits
• Proximal stripping of deciduous teeth to facilitate the eruption of adjacent permanent teeth
• Correction of occlusal interferences
• Interception of skeletal malrelations
• Space regaining
• Muscle exercises
• Removal of soft tissue and bony barriers
  
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In case of rampant caries, the ideal procedure to perform in the first visit is to:

 # In case of rampant caries, the ideal procedure to perform in the first visit is to:

A. Diet control instructions

B. Topical fluoride application

C. Gross excavation and restoration of teeth

D. Oral hygiene instructions

The correct answer is C. Gross excavation and restoration of teeth

RECOMMENDED TREATMENT PROTOCOL FOR RAMPANT CARIES

First visit:

• Lesions should be excavated and restored with ZOE.

• Drainage of abscess.

• Radiographs

• Diet chart should be given to record diet for 1 week.

• Parent counseling.

• Also topical fluoride administration.

Second visit: (one week after first week)

• Analysis of diet chart.

• Isolate sugar factors from the diet chart and control sugar exposure (diet instructions).

• Caries activity tests.

Third visit:

• Endodontic treatment.

• Extraction of unrestorable teeth followed by space maintenance.

• Crowns.

• Recall every 3 months.

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