Trigonum scalenovertebrale

Trigonum scalenovertebrale is a topographic formation in the neck region from the regio cervicalis lateralis group.

Boundaries

 * medially: m. longus colli
 * laterally: m. scalenus anterior
 * caudally: cupula pleurae
 * ventrally: m. sternocleidomastoid

Contents

 * v. subclavia - connection with internal jugular vein
 * a. subclavia - gives off most of its branches here
 * ductus thoracicus - its final section, which turns from back to front and opens here into the angulus venosus sinister (left)
 * angulus venosus sinister, dexter
 * truncus brachiocephalicus - on the right side
 * ductus lymphaticus dexter
 * n. vagus - goes in the groove between the common carotid artery and the internal jugular vein and later is placed between the subclavian artery and vein
 * n. phrenicus - laterally from the vagus nerve
 * truncus sympathicus - located deepest and most medially, taken into the lamina profunda fasciae cervicalis
 * ganglion stellatum - located in front of the vertebral artery and above the first rib

Related articles

 * Neck muscles
 * Fissura Scalenorum