Study Design: Cohort study.
Objectives: The objectives of this study were examination, observation and surgical interventions of pediatric patients with diastematomyelia, a rare congenital deformity of the spinal cord.
Setting: Spine surgery and neurosurgery clinic under ministry of health, the Russian Federation.
Purpose: To describe the clinical and radiological characteristics of uncommon upper cervical spine abnormality in children.
Methods: Clinical and diagnostic characteristics of three patients aged 6-12 years with a similar uncommon type of occipital anomaly are described. The patients were admitted in 2007, 2009, and 2014, respectively.