Vertebral Triangle - Contents and Relationships

Boundaries

  • Superior: Transverse process of C6 (carotid tubercle)
  • Inferior: Inferior border of subclavian artery
  • Medial: Longus colli
  • Lateral: Anterior scalene
  • Anterior: Prevertebral fascia
  • Posterior: Paravertebral musculature

Contents

  • Vertebral artery
  • Thyrocervical trunk
  • Inferior thyroid artery
  • suprascapular artery
  • Transverse cervical artery
  • Ascending cervical artery
  • Costocervical trunk
  • Deep cervical artery
  • Internal thoracic artery
  • Thoracic duct (left side)
  • Ventral rami of C5-T1
  • Cervical Sympathetic trunk
  • Ansa subclavia
  • Stellate ganglion
  • Vertebral ganglion
  • Middle cervical sympathetic trunk ganglion
  • Grey rami
  • Cardiac nerves
  • Phrenic nerve
  • Cervical parietal pleura
  • Suprapleural membrane (Sibson's fascia)

Relationships

  • Carotid tubercle - anterior tubercle of C6
  • Carotid sheath
  • Vagus nerve
  • Common carotid artery
  • Internal jugular vein
  • First rib
  • Thoracic inlet
  • Trunks of brachial plexus
  • Brachiocephalic vein
  • Suprapleural membrane (Sibson's fascia)
  • Cupula of lung
  • Danger space (alar space)
  • Retropharyngeal space
Topic revision: r1 - 16 Sep 2015, LorenEvey
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