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.
History of Feudalism in Europe. The feudal system first appears in definite form in the Frankish lands in the 9th and 10th cent.eudalism continued in all parts of Europe until the end of the 14th cent. The concentration of power in the hands of a few was always a great disruptive force in the feudal system.