Telecanthus

Telecanthus (rare plural: telecanthi) represents an increased intercanthal distance. It is often used interchangeably with hypertelorism, referring to increased distance between the eyes.

Causes and associations

• trauma: naso-orbitoethmoidal (NOE) fractures
• ethnic variation
• acquired
  • sinus and orbital tumors
  • sinus polyps e.g. Kartagener syndrome
• syndromes
  • Down syndrome
  • Turner syndrome
  • Klinefelter syndrome
  • fetal alcohol syndrome
  • Ehlers-Danlos syndrome
  • cri du chat syndrome
  • Dubowitz syndrome
  • Noonan syndrome
  • SHORT syndrome