A gastrointestinal stromal tumour (GIST) also known as (meday ka waram/ معدے کا ورم) is a soft tissue sarcoma located in the gastrointestinal tract, most commonly in the stomach (60%) or small intestine (35%). The interstitial cells of the gastrointestinal tract referred to Cajal (ICCs) or precursors of these cells start to replicate and cause GIST tumours. Moreover, the tumour can be malignant or benign, depending on the patient's condition.
Generally, it occurs in adults between the ages of 40 and 70; rarely exists in young adults.
Prevalence of Gastrointestinal Stromal Tumour (GIST)
The worldwide data of GIST is limited but the incidence rate is about 10-20% per million. Globally, 15-47% of cases were diagnosed with metastatic GIST.
Between the 2009 to 2015 years, an average 5 years survival rate with different types and stages, after being diagnosed, are below: