Hottentot (racial term) in an ethnic sense. From the eighteenth century onwards, the term "hottentot" was also a term of abuse without a specific ethnic sense, comparable to "barbarian" or "cannibal". In its ethnic sense, it had developed connotations of savagery and primitivism soon already in the seventeenth century: colonial depictions of the Hottentots (Khoikhoi) in the seventeenth to eighteenth century were characterized by savagery, often suggestive of cannibalism or the consumption of raw flesh, physiological features such as steatopygia and elongated labia perceived as primitive or "simian"; and a perception of the click sounds in the Khoikhoi languages as "bestial". Thus it
Frontal sinus trephination Frontal sinus trephination Frontal sinus trephination is a surgical procedure where in a small opening is made in the floor of the frontal sinus facilitating drainage of its contents. Drainage of the frontal sinus is done through the floor of frontal sinus above the inner canthus. According to San Diego Museum of Man at San Diego in California, a set of 70 trephined skulls were found in Peru, which were scraped, drilled or cut for medical or spiritual purposes. This procedure was used during prehistoric times. In case of refractory frontal sinus disease, the endoscopic access is not possible. A