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Dental arch relationship anomaly

Last edited: 4/15/2026

Overview

Dental arch relationship anomalies can arise from developmental disruptions involving branchial arches, leading to a spectrum of craniofacial abnormalities including macrostomia, preauricular tags, and ophthalmoplegia 1. These anomalies may also be associated with dental abnormalities like radiculomegaly of canine teeth and systemic features such as congenital cataracts, mental deficiency, and skeletal anomalies 23.

Diagnosis

  • Clinical Features: Macrostomia, preauricular tags, external ophthalmoplegia, mental deficiency, club feet, inguinal hernias, hypospadias, ventricular septal defects 13.
  • Dental Findings: Radiculomegaly of canine teeth, congenital dental anomalies 2.
  • Genetic Testing: Consideration for genetic analysis to identify autosomal dominant or recessive patterns 13.
  • Imaging: Radiographic evaluation for skeletal anomalies and dental arch relationships 3.
  • Management

  • Surgical Interventions: Correction of macrostomia and preauricular tags, orthopedic management for club feet 13.
  • Orthodontic Treatment: Comprehensive orthodontic care to address dental arch anomalies and malocclusions 2.
  • Multidisciplinary Approach: Collaboration with pediatricians, geneticists, and orthopedic specialists for comprehensive care 13.
  • Supportive Care: Psychological support for mental deficiency and developmental delays 3.
  • Special Populations

  • Pediatrics: Early intervention for developmental anomalies and orthodontic management 13.
  • Comorbidities: Addressing associated conditions like congenital heart defects and skeletal anomalies concurrently 3.
  • Key Recommendations

  • Genetic Counseling and Testing for suspected autosomal dominant or recessive syndromes involving branchial arch anomalies (Evidence: Expert opinion 13).
  • Multidisciplinary Team Approach for comprehensive management of craniofacial and systemic anomalies (Evidence: Expert opinion 13).
  • Early Orthodontic Assessment and Intervention to manage dental arch anomalies and malocclusions (Evidence: Expert opinion 2).
  • References

    1 Richieri-Costa A, Ribeiro LA. Macrostomia, preauricular tags, and external ophthalmoplegia: a new autosomal dominant syndrome within the oculoauriculovertebral spectrum?. The Cleft palate-craniofacial journal : official publication of the American Cleft Palate-Craniofacial Association 2006. link 2 Marashi AH, Gorlin RJ. Radiculomegaly of canines and congenital cataracts--a syndrome?. Oral surgery, oral medicine, and oral pathology 1990. link90025-n) 3 Lambert JC, Ayraud N, Martin J, Mariani R, Ferrari M, Donzeau M. Familial occurrence of a syndrome with branchial dysplasia, mental deficiency, club feet, and inguinal herniae. Journal of medical genetics 1982. link

    Original source

    1. [1]
      Macrostomia, preauricular tags, and external ophthalmoplegia: a new autosomal dominant syndrome within the oculoauriculovertebral spectrum?Richieri-Costa A, Ribeiro LA The Cleft palate-craniofacial journal : official publication of the American Cleft Palate-Craniofacial Association (2006)
    2. [2]
      Radiculomegaly of canines and congenital cataracts--a syndrome?Marashi AH, Gorlin RJ Oral surgery, oral medicine, and oral pathology (1990)
    3. [3]
      Familial occurrence of a syndrome with branchial dysplasia, mental deficiency, club feet, and inguinal herniae.Lambert JC, Ayraud N, Martin J, Mariani R, Ferrari M, Donzeau M Journal of medical genetics (1982)

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