在浆细胞疾病中，颈椎单发性浆细胞肉瘤十分罕见，迄今文献单独报告该类病例者尚少，本文报告２例，均经手术切除病理证实并随访３年以上。１临床资料例１，男性，１０岁。无外伤史，因左侧颈部肿痛、活动受限１个月余，于１９９５年５月１３日入院。体检：痛苦貌，强迫颈部左 In plasma cell disease, single-plasma sarcoma of the cervical vertebrae is very rare. To date, there have been few reported cases of this type in the literature. Two cases were reported in this paper. All cases were confirmed by surgical resection and followed up for more than 3 years. 1 Clinical data Example 1, male, 10 years old. No history of trauma was admitted to the hospital on May 13, 1995 due to swelling and pain in the left neck and restricted activities for more than one month. Physical examination: painful appearance, forced neck left