Gastric dysmotility disorders are markedly heterogeneous group of gastrointestinal tract disorders and their etiology vary substantially. Some clinical manifestations of gastric dyspepsia can be present but they could be clinically silent, too. The authors give an overview of recent possibilities of dysmotility disorders diagnostics and of their relation to diabetes mellitus.

        Key words: Dysmotility - Upper dyspepsia - Diabetes mellitus - Non-invasive diagnostics