胰腺母细胞瘤又叫婴儿胰腺癌，是儿童罕见的肿瘤。过去认为只发生在胰头，起源于胰腺腹侧始基。我们发现１例发生于胰腺体尾的胰腺母细胞瘤，起源于胰腺背侧始基。现报道如下。患者，男，１２岁，患镰刀细胞性贫血，因呕吐而就诊。查体：左腹部包块，表面光滑，质韧，活动... Pancreatic blastoma, also known as infant pancreatic cancer, is a rare tumor in children. It used to be thought that it only occurs in the head of the pancreas and originates from the ventral base of the pancreas. We found one case of pancreatic blastoma that occurred in the body of the pancreas, originating from the dorsal root of the pancreas. The report is as follows. The patient, male, 12 years old, suffered from sickle cell anemia and presented with vomiting. Physical examination: left abdominal mass, smooth surface, tough quality, activity...