The etiology of os odontoideum has been debated ever since its first description by Giacomini in 1886. There are proponents congenital origin as well reports post-traumatic formation after early childhood craniovertebral junction (CVJ) trauma. We document CVJ ligamentous injury on MRI an 18-month-old child with sequential imaging demonstrating the odontoid formation. Our database 260 surgically...

A 47-year-old man was struck on the back of the lower part of the neck by a falling tree, and became quadriplegic and lost tactile sensibility on falling to the ground. Some mild improvement in symptoms occurred during the next 10 to 20 minutes. No significant facial injuries were present. Neurosurgical evaluation diagnosed central cord syndrome, with injury at the C5-6 level. Radiographs showe...

We report a case of an incidental nodular calcification of the alar ligament simulating a fracture in the craniovertebral junction of a previously healthy 24-year-old man. Three-dimensional CT and MR imaging revealed a 7.2 x 7.6 x 4.0 mm nodular calcification in the right alar ligament with normal adjacent bony structures. Serial cervical dynamic radiographs and open-mouth views showed that the...

Background: Abnormal head and neck postures play a significant role in developing cervical spine dysfunction. Forward posture (FHP) is one of the most common findings individuals who experience disorders. Objectives: This study used photographic method to analyze head, upper neck, lower forward both static quasi-static states. Since timely diagnosis appropriate treatment are important preventin...