Department of general surgery;
Hassan II University Hospital;
Fez;
Morocco;
Department of medical oncology;
Hassan II University Hospital;
Fez;
Morocco;
Department of pathology;
Hassan II University Hospital;
Fez;
Morocco;
Department of radiology;
Hassan II University Hospital;
Fez;
Morocco;
Desmoplastic; Small; Round; Cell; Tumor; Abdomen; Histology; Chemotherapy; Surgery; Outcome;