Introduction The craniovertebral junction (CVJ) comprises the occiput, atlas, and axis.
Radiographic evaluation of this region involves knowledge of only a few anatomical …

There are numerous congenital anomalies of the cervical spine. They can be simple and
clinically inconsequential to complex with serious neurologic and structural implications …

Object In this study the authors investigated the anatomical, clinical, and imaging features as
well as incidence of congenital defects of the C-1 arch. Methods The records of 1104 …

Spine surgery at the wrong level is an undesirable event and unique pitfall in spine surgery.
It is detrimental to the relationship between the patient and the surgeon and typically results …

Study Design. A case report of a patient with a congenital anomaly of the posterior arch of
the atlas and review of the literature are reported. Objective. To describe a unique …

Objective We sought to examine anatomic variations of the atlas and the clinical significance
of these variations. Methods We retrospectively reviewed 1029 cervical 3-dimensional (3D) …

OBJECTIVE AND IMPORTANCE: Congenital anomalies of the posterior arch of the atlas
(C1) are uncommon. They range from partial clefts to total agenesis of the posterior arch …

Injuries of the cervical spine are uncommon in children. The distribution of injuries, when
they do occur, differs according to age. Young children aged less than 8 years usually have …

We report the imaging findings in three symptomatic cases of partial aplasia of the posterior
arch of the atlas with an isolated posterior remnant of the arch. These cases are instructive in …

Object The CT modality plays a central role in the diagnosis of cervical spine fractures. In
childhood, radiolucent synchondroses between ossification centers can resemble fractures …