In 1828, Dieffenbach enhanced the surgical treatment of cleft palate by introducing hard palatal mucosa elevation to allow the closure of hard palatal cleft. von Langenbeck (1859) proposed the creation of a bipedicle mucoperiosteal flap that can be mobilized medially to close the palatal cleft.
In fact, over 2 million deaths occur each year from water-related diarrhea alone. At any given time, almost half of the people in developing countries suffer from water-related diseases.â â¢ WHO World Health Report 1999. Statistical Annex. Totals of 2.3 million excluding several water-related diseases.
The three of these disorders are mood disorders, perhaps stemming from the brain. Studies link depression to dehydration because 85% of brain tissue is water. Dehydration causes energy generation in the brain to decrease. So, lack of water can be the culprit in any of these disorders really. However, like in many other medical areas, contaminated water can also cause health problems. It is a known that lead in water can cause damage to nervous systems, with depression being one of the most common results of lead-filled water.