Retropharynx

Anatomy and Physiology of Nasopharynx

The nasopharynx is an air-containing cavity at the back of the nose, which occupies the uppermost extent of the aerodigestive tract. It’s like a small cuboidal box about two to three centimeters front to back and about three to four centimeters top to bottom and side to side. The cavity is lined by pseudostratified ciliated

Calcific prevertebral tendinitis

Acute calcific prevertebral tendinitis also is known as calcific retropharyngeal tendinitis or prevertebral calcific tendinitis is a self-limiting clinical condition due to calcification and inflammation of longus colli muscle and tendon. The condition was first described in 1964 by Hartley. Longus colli is a bilateral paired neck flexor muscle, located in the prevertebral area, along with