Conclusions SPTP may originate from primitive multipotentstemcell. The differential diagnosis should be made from other tumors of the pancreas.
结论SPTP可能起源于胰腺原始多潜能干细胞，诊断上须与胰腺其它良恶性肿瘤相鉴别。
2
Mesenchymal stemcell is a kind of multipotentstemcell that resides in bone marrow, cord blood, muscle, bone, cartilage, fat, blood vessel and so on.
间质干细胞是存在于骨髓、脐带血、肌肉、骨骼、软骨、脂肪、血管等的多能干细胞。
3
Conclusion this study indicate that small cell carcinoma of esophagus is highly malignancy, support its histogenesis may origin from the multipotentstem cells.