[Problems of amoebiasis (author's transl)].

The problem by the amoebiasis is to differenciate the symptoms against the other similar diseases of the gastro-intestinal tract, also in cases of amoebic-abscesses in liver, lungs, brain and other organs. The presence of zystes and minutaforms of E. histolytica in the stool is not to identify with amoebic-dysenterie. Dysenterie in the tropics can have many different reasons and not alone amoebic infection. Persons with amoebic-infection are under the hygienic condition of central-europe not a risk for their surrounding persons and not like persons who excrete salmonelles. For the diagnostic the restoscopical picture and the X-ray of the colon are very important. To clear the diagnosis amoebic-liverabscess serological tests, , immunelectrophoresis and immundiffusion are necessary, especially szintigraphic or sonographic examination; For therapie of amoebiasis we have to-day very good drugs. Even the liver abscess early diagnosed is possible to cure.