Clinical analysis of 56 cases with surgical operation of congenital tumor in conus medullaris position

Objective To analyze the curative effect of 56 cases with surgical operation of congenital tumor in conus medullaris position, to provide valuable reference information for the surgical operation of congenital tumor in conus medullaris position. Methods The cases were from 56 patients with congenital tumors in conus medullaris position in Xinjiang Uygur municipal people's hospital from January 2015 to February 2018. According to the classifications of congenital tumors in the conus medullaris position, surgical operation was performed on patients. The curative effect of patients with all kinds of congenital tumors in the conus medullaris position was analyzed and summarized. Results After 9 months of the follow-up: ⑴ There were totally 18 cases of epidermoid cysts, 16 cases with obvious improvement in lower limb numbness and lower limb motor function, 13 cases with the pain degree effectively relieved and 3 cases without significant improvement in early defecation function. ⑵ There were 15 cases of teratomas, 13 cases without significant improvement in lower extremity numbness, 2 cases with reduced lower extremity numbness, 3 cases with reduced urination and defecation function disturbance and 1 case not recovered. There was no recurrence of tumor. ⑶ There were 8 lipoma patients who were cured and discharged without urination and defecation function disturbance. Life was basically self-sustaining. ⑷ There were 9 cases of hemangioblastoma with significant improvement in spinal cord function, 5 cases without postoperative pain symptoms and 1 case with significant improvement in pain degree. ⑸ There were 6 cases of ependymoma, 2 cases with significant reduction on limb numbness symptoms, 1 case with urinary retention after surgery. There was no significant change in muscle strength of the 2 cases before and after surgery. Conclusions The clinical effect of surgical operation of congenital tumor in conus medullaris position is clear. Combined with imaging examination and attention to surgical precautions, the surgical treatment effect of congenital tumors in the conus region of the spinal cord can be effectively improved. Key words: Spinal cord neoplasms; Conus medullaris; Surgical procedures, operative