(u) A. Small echogenic kidneys bilaterally, less than 10cm, support a diagnosis of chronic renal failure. (u) B. Cysts and capsular hemorrhage are not causes of obstructive pyelonephritis. (c) C. Hydronephrosis, dilation of the collecting ducts, may be present due to a stone or other source of obstruction.
Rwanda - Location, size, and extent. Rwanda, a landlocked country in east-central Africa, has an area of 26,338 sq km (10,170 sq mi), extending 248 km (154 mi) NE â SW and 166 km (103 mi) SE â NW . Comparatively, the area occupied by Rwanda is slightly smaller than the state of Maryland.
Western lowland gorillas are native to several areas of Africa including Angola, Congo, and Cameroon. This is the type of gorilla that is frequently seen in zoos. The western lowland is the smallest of the great apes. Adults are about 5 feet 7 inches (1.7 meters) tall and weigh 400 pounds (180 kg). As of 2008, there were an estimated 125,000 western lowland gorillas living in Africa.