Optional medical device diagnostics – depending on the results of the history, physical examination, laboratory diagnostics, and obligatory medical device diagnostics – for differential diagnostic clarification.
- Abdominal ultrasonography (ultrasound examination of the abdominal organs) – for basic diagnostics.
- Electrocardiogram (ECG; recording of the electrical activity of the heart muscle).
- X-ray of the thorax (X-ray thorax/chest), in two planes.
- Computed tomography (CT) of the abdomen (abdominal CT) – for further diagnosis.
