The definitive diagnosis of all ovarian cysts is made based on histologic analysis. Each cyst type has characteristic findings. Laboratory tests, although not diagnostic for ovarian cysts, may aid in the differential diagnosis of cysts and in the diagnosis of cyst-related complications. Studies include the following:
2016-10-02T23:48:12-04:00. Feudalism began during the period of muslim, magyar, and viking invasions. The reason for this was that these invasions were events which prompted for new ways of building up society. Because of this, feudalism began to rise out of practical reasons, lords needed food to eat and support their lands and peasants needed protection.
In both feudal Japan and Europe, constant warfare made warriors the most important class. Called  knights  in Europe and  samurai  in Japan, the warriors served local lords.In both cases, the warriors were bound by a code of ethics.ifferences between Japanese and European Feudalism. Japanese feudalism was based on the ideas of the Chinese philosopher Kong Qiu or Confucius (551-479 BCE). Confucius stressed morality and filial piety, or respect for elders and other superiors.