Literally meaning: “excessive separation”
Origin: Anc Greek
υπέρ-/hyper-(= prefix meaning something is excessive, above normal)
+ τηλε-/tele(= prefix meaning far off, to a distance)
+ορίζω/orizo(=demarcate) > όρος/horos(=barrier)
In 1924 by David M. Greig in order to desribe the excessive separation between the eyes . It should be distinguished from telecanthus, en increased distance between the medial canthi. Hypertelorism is not a primary anomaly pre se, but is found in a variety of diseases.
Hypertelorism is an abnormally increased distance between two paired organs, usually referring to an increased distance between the eyes (ocular hypertelorism). Hypertelorism is often associated with a genetic defect.