Wednesday, 7 October 2015

Best MDS Coaching AIPGDEE preparations B-IDS | Air Sinus and Skeletal Maturity Indicator MCQ

Air Sinus which can be used as Skeletal Maturity Indicator?
A. Frontal Sinus
B. Maxillary Sinus
C. Sphenoidal Sinus
D. Ethamoidal sinus



Ans. (A)
Can frontal sinus development be used for the prediction of skeletal maturity at puberty? Abstract -The precision of a new procedure predicting skeletal maturity on the basis of frontal sinus development was tested in boys with an Angle class-It division-1 malocclusion. Lateral head films were used for the analysis of frontal sinus development, and handwrist radiographs were used for the assessment of skeletal maturity. The results showed  that skeletal maturity could be predicted with a certainty of about 85% when usrnq a 1-year predrctron Interval and with a certainty of about 75% when using a 2-year prediction interval In conclusion, the study showed that skeletal maturity can be predicted with rather high accuracy by means of the analysis of frontal Sinus development as imaged on lateral headfilms.
 

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