ISSN 2398-2969      

Rostral bite problems

icanis
Contributor(s):

Cedric Tutt

Synonym(s): Anterior cross bite, wry bite


Introduction

  • Rostral cross-bite may be hereditary and is sometimes associated with persistent deciduous incisors Retained temporary teeth , crowding of upper incisors, or trauma pushing upper permanent incisors caudally (rare).
  • Rostral cross-bite may be as a result of maxillary incisors being caudally displaced or mandibular incisors being rostrally displaced. One or several teeth may be affected.
  • Can be corrected by orthodontic manipulation but, as possibly hereditary, inform Kennel Club.
  • Generally not dysfunctional problem therefore ethics of treatment questionable as may not be in best interest of dog to correct.

Pathogenesis

Etiology

  • Inherited - seen in brachycephalic breeds and some small breed dogs.
  • Trauma (rare) - often associated with evidence of dental trauma as well (enamel defects, abnormally shaped tooth crown).

Predisposing factors

General
  • Brachycephalic breeds.

Pathophysiology

  • Generally neither dysfunctional nor painful. In some cross-bite cases tip-to-tip occlusion is present and known to cause discomfort in man. Affected teeth may require treatment or extraction to create a comfortable bite.

Timecourse

  • May be inherited. May only become evident in adult dentition.

Diagnosis

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Treatment

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Prevention

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Outcomes

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Further Reading

Publications

Refereed papers

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