(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.
Located a few degrees south of the Equator, Rwanda is bordered by Uganda, Tanzania, Burundi and the Democratic Republic of the Congo. Rwanda is in the African Great Lakes region and is highly elevated; its geography dominated by mountains in the west and savanna to the east, with numerous lakes throughout the country.ermany colonised Rwanda in 1884 as part of German East Africa, followed by Belgium, which invaded in 1916 during World War I. Both European nations ruled through the kings and perpetuated a pro-Tutsi policy. The Hutu population revolted in 1959.