Canine Impactions

Topic prepared by Dr. Salwa Almadani …


INTRODUCTION

  • Tooth impaction can be defined as the infraosseous position of the tooth after the expected time of eruption.
  • Anomalous infraosseous position of the canine before the expected time of eruption can be defined as a displacement.
  • Early diagnosis and intervention could save the time, expense, and more complex treatment in the permanent dentition.

INCIDENCE

According to Thilander and  Ericson and Kurol :

The incidence of impacted maxillary canines is around   2-3% of the general population and mandibular canine impactions in approximately 0.2%.

Ngan P, Bishara the most common impacted tooth:

  • maxillary & mandibular 3rd Molars
  •   maxillary  canine
  •  mandibular  Premolars
  •  mandibular canine

Proffit, Cooke J:

  •  maxillary impaction  occur more commonly in females than males  in the ratio of 2:1

Stivaros and Mandall (2000)*

  •  Impacted canine crown is palatal in 61% of cases
  •  In the line of the arch in 34% of cases
  •  Labial in 4.5% of cases.

 

Prof.Afify AR,  Prof.Zawawi KH.  (2012)**

The prevalence of  impacted canine was the  second frequent anomaly  (3.3%) after congenitally missing teeth in the western region of Saudi Arabia. Continue reading Canine Impactions

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