Urolithiasis is a disease in which one of the symptoms is the formation of stones in the urinary tract. The disease is believed to have existed since the human civilization is old, because the stone was found between the pelvic bone skeleton mummy of a 16-year-old. Mummy is estimated to be about 7000 years old. In many other places reported the discovery of bladder stones.
Epidemiological research gives the impression as if the stone disease have a relationship with the welfare of society and change in accordance with the development of the life of a nation. Based on the data comparing urinary tract stone disease in various countries can be concluded that in developing countries began to rock bottom there are many, especially among children there. In developing countries there is a relatively low incidence of stone, either from lower urinary tract stones and of the upper urinary tract stones. In countries which have in many developing upper urinary tract stones, especially among adults. In certain ethnic groups urinary tract stone disease is very rare, for example, Bantu tribes in southern Africa.
16th century until the 18th century recorded the highest incidence of patients with bladder stones were found in children in the various countries of Europe. Stone like this since the 18th century disappeared so-called rock history. In contrast to Europe, in developing countries such as bladder stone disease is still found today, for example in Indonesia, Thailand, India, Cambodia, and Egypt. Because it was found in endemic, the disease is called bladder stones or rocks endemic stones are formed directly in the primary because the bladder for no apparent reason.
Bladder stones can also form in the elderly are called secondary rocks because it occurs as a result of the interruption of urine flow, such as prostate hypertrophy.
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