Alar fascia

The alar fascia is a layer of fascia, sometimes described as part of the prevertebral fascia, and sometimes as in front of it. Cranially, it reaches the skull, and caudally, it reaches the second thoracic vertebra. It is the posterior border of the retropharyngeal space.

Alar fascia

The alar fascia is a layer of fascia, sometimes described as part of the prevertebral fascia, and sometimes as in front of it. Cranially, it reaches the skull, and caudally, it reaches the second thoracic vertebra. It is the posterior border of the retropharyngeal space.