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 is the worldâs fourth largest island (after Greenland, Papua New Guinea and Borneo). At 587 thousand square kilometres, it is around the same size as Kenya (582 thousand sq km), but has a population half as large, at 22 million (compared with Kenyaâs 43 million in 2012).