目的对三种手术方法治疗小度数CN代偿头位效果比较。方法采用改良Anderson法、Anderson法及调整Parks法矫正CN头位扭转角在15°～25°范围内的代偿头位。结果三种手术方法在术后原在位视力、眼球震颤改善情况方面无明显差异,但在代偿头位矫正方面有明显差异。结论改良Anderson法矫正15°～25°范围内的代偿头位手术效果较为满意。 Objective To compare the effect of three kinds of surgical methods on the treatment of small degree CN compensatory head position. Methods Modified Anderson’s method, Anderson’s method and adjusted Parks’s method were used to correct the CN head twisting angle in the range of 15 ° ~ 25 °. Results There was no significant difference between the three methods in terms of the original visual acuity and the improvement of nystagmus, but significant differences were found in the correction of compensatory head position. Conclusion Modified Anderson method to correct the 15 ° ~ 25 ° range of compensatory head surgery is more satisfactory results.