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 of the abdominal organs).
- Gastroscopy (gastroscopy) – when ulcers (ulcers), tumors or bleeding of other genesis are suspected.
- Colonoscopy (colonoscopy) – if ulcers, tumors or bleeding of other genesis is suspected.
- Computed tomography (CT) of the abdomen (abdominal CT)* – if tumors or bleeding of other genesis is suspected.
- Magnetic resonance imaging of the abdomen (abdominal MRI)* .
* Both examination methods can be used when bone marrow infiltration is suspected in malignant (malignant) lymphoma.