[Malignancies of the mouth cavity, pharynx and larynx--symptoms, diagnosis and therapy].

In Switzerland, 7.1% of all malignancies are localized in the oral cavity, pharynx or larynx. These malignancies are diagnosed too often in an advanced stage with a subsequent relatively poor prognosis. To achieve a better survival rate, these malignancies have to be diagnosed in an earlier stage. Therefore, it is important to know the main symptoms, the diagnostic procedure and the treatment possibilities of these cancers, which are described in the following text.