胰腺囊性肿瘤也称为囊性胰腺肿瘤,约占胰腺肿瘤的5%[1]。随着对其认识的提高和影像学检查发现的增多,在过去10年里,受到了前所未有的关注。胰腺囊性肿瘤在病变性质上可分为良性、交界性和恶性。1996年,世界卫生组织(WHO)根据肿瘤形态及上皮细胞的特征,将胰腺囊性肿瘤 Pancreatic cystic tumors, also known as cystic pancreatic tumors, account for about 5% of pancreatic tumors [1]. With the increase of awareness and the increase of imaging examination, it has received unprecedented attention in the past 10 years. Pancreatic cystic tumors in the nature of the disease can be divided into benign, borderline and malignant. In 1996, the World Health Organization (WHO) based on tumor morphology and epithelial cell characteristics, pancreatic cystic tumors