原始神经外胚层肿瘤(primitive neuroectodermal tumor,PNET)是起源于原始神经管胚基细胞未分化高度恶性小圆细胞性肿瘤,包括中枢型PNET(central nervous system PNET,cPNET)和周围型PNET(peripheral PNET,pPNET)。pPNET可发生于全身各部位,但发生于宫颈者十分罕见。现将我院收治的1例宫颈原始神经外胚层肿瘤报道如下。患者17岁。未婚,无性生活史,无肿瘤家族 The primitive neuroectodermal tumor (PNET) originated from primitive neural tube embryonic germ cells (UCNDs) with undifferentiated, highly malignant cystic tumors including central PNET (central nervous system PNET) and peripheral PNET , pPNET). pPNET can occur in all parts of the body, but in the cervix are very rare. Now in our hospital 1 case of cervical primitive neuroectodermal tumors are reported below. The patient is 17 years old. Unmarried, asexual life history, tumor-free family