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Classification of malocclusion.

  • TYPE 1- THE UPPER AND LOWER DENTAL ARCHES WHEN VIEWED SEPARATELY ARE IN NORMAL ALIGNMENT, BUT WHEN THE ARCHES ARE MADE TO OCCLUDE PATIENT SHOWS EDGE TO EDGE INCISOR ALIGNMENT SUGGESTIVE OF A FORWARDLY MOVED MANDIBULAR DENTAL ARCH.
  • TYPE 2 – MANDIBULAR INCISORS ARE CROWDED AND LINGUAL TO MAXILLARY INCISORS.
  • TYPE 3 – MAXILLARY INCISORS ARE CROWDED AND IN CROSS BITE WITH RELATION TO MANDIBULAR ANTERIORS
  • FIRST PERMANENT MOLAR  NOT A FIXED POINT
  • CLASSIFICATION IS NOT POSSIBLE IF FIRST MOLARS ARE MISSING
  • MALOCCLUSION IS CONSIDERED      ONLY IN A-P DIRECTION
  • INDIVIDUAL TOOTH MALOCCLUSION IS NOT CONSIDERED

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