Figure 1. A 17-year-old Ethiopian girl presented with a four-month history of fever, malaise, and weight loss, as well as head, neck, and back pain and a two-week history of dyspnea, odynophagia, a ...

Atlantoaxial instability (AAI) is defined as excessive movement at the junction between the spine's first two vertebrae. It is unclear how common it is.

ORLANDO, Fla. — Type II odontoid fractures had a high rate of healing and a low risk of nonunion after treatment with posterior atlantoaxial screw-rod fixation, according to results of a ...

A 13-year-old Pakistani girl underwent a life-saving surgery who had spent years with a neck stuck at a 90-degree angle. She was suffering from a disease called Atlanto-Axial Rotatory Dislocation.