Subdural hematoma. A subdural hematoma (American spelling) or subdural haematoma (Commonwealth spelling), also known as a subdural haemorrhage (SDH), is a type of hematoma, usually associated with traumatic brain injury. Blood gathers between the inner layer of the dura mater and the arachnoid mater.
At 592,800 square kilometres (228,900 sq mi), Madagascar is the world's 46th largest country and the fourth-largest island. The country lies mostly between latitudes 12Â°S and 26Â°S, and longitudes 43Â°E and 51Â°E.
Madagascar's total estimated population in 1998 was 14,462,509. In 1998, the age structure of the population was 45 percent between 0-14 years; 52 percent 15-64 years; and 3 percent over 65 years. The annual population growth rate is 2.81 percent. Life expectancy at birth is 51.7 years for men and 54.1 years for women.