Spatium retrostyloideum

Spatium retrostyloideum s a topographic formation located behind the styloid septum.

Borders

 * cranially - cranial base;
 * caudally - trigonum caroticum;
 * medially - spatium retropharyngeum;
 * laterally - m. sternocleidomastoideus;
 * ventrally - septum styloideum;
 * dorsally - lamina prevertebralis fasciae cervicalis.

Contents

 * a. carotis interna,
 * v. jugularis interna,
 * n. glossopharyngeus - n. IX.,
 * n. vagus - n. X.,
 * n. accessorius - n. XI.,
 * n. hypoglossus - n. XII.,
 * truncus symphaticus,
 * ganglion cervicale superius,
 * a. pharyngea ascendens.

Trigonum caroticum follows the spatium retrostyloideum in the caudal direction, it contains most of its contents.

Related articles

 * Septum styloideum
 * Spatium prestyloideum
 * Trigonum caroticum