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 White is never called as Caucasian whereas a Caucasian can be called as white. When comparing the two races, Caucasian is a larger race when compared to the other. The Caucasian race consists of North Africans, Arabs, Whites, Somalians, some people in India and Ethiopians.