Introduction. 1  An osteochondral defect (OD) of the talus is a lesion involving the talar articular cartilage and its subchondral bone mostly caused by a single or multiple traumatic events, but idiopathic OD of the ankle do occur [8, 46, 47, 50].
The term Caucasian race or Caucasian is used to refer to people whose ancestry can be traced back to Europe, North Africa, West Asia, South Asia and parts of Central Asia.It was once considered a useful taxonomical categorization of human racial groups based on a presumed common geographic and/or linguistic origin.aucasian. 'Caucasian' actually refers to a person from the Caucasus Mountains. This is a very ethnically diverse regions, which includes Turkic groups, Armenians and Kurds, as well as endogenous Caucasians like Circassians & Georgians.
A person whose appearance matches these characteristics is said to be a Caucasian. Caucasians don't always have white skin but in the United States caucasian is commonly used to mean white people. Caucasians are found in many countries around the world. So while a Caucasian person in the United States may share certain racial characteristics with a Caucasian person from France, the two people have different ethnic backgrounds â one American, the other French.