Developmental anomalies TMJ


  • Facial asymmetry is the most prevalent clinical sign of developmental conditions in the TMJ region.
  • The most common anomalies are: Condylar hyperplasia – Condylar hypoplasia.
  • Congenital disorders affecting the developent of the condylar head include: Hemifacial microsomia and Hemifacial hypetrophy.
  • Incidental findings;Bifid condyle (due to obstructed blood supply or trauma) and Pterygoid pit or depression (pseudocystic appearance).



Female 18 yrs, facial asymmetry

Panoramic images showing Hypoplasia or Hyperplasia of the condylar head.