Gastrointestinal Stromal Tumor with Chondroid Differentiation

Gastrointestinal stromal tumors are mesenchymal neoplasms of the gastrointestinal tract that represent less than 1% of all GI tumors. Here the case of such a tumour that, in addition to the classical features, also displayed chondroid differentiation is reported. Chromosomal abnormalities were also investigated.