Gastrointestinal stromal tumours (GIST) are mesenchymal tumours of the gastrointestinal tract. They are rare and represent about 1% of all malignancies in this area. They can occur anywhere in the gastrointestinal tract. Establishing a diagnosis is challenging as GIST usually do not show any specific signs or symptoms. Characteristically, they express the CD117 protein which is also an important target … Preberite več >>