Anatomy

Internal jugular vein

• indication: volume status and function of right ventricle.
• provide access for intracardiac pacing wires and pulmonary catheter.
• originate at the jugular foramen, continuation of jugular bulb.
• follow straight course until join the subclavian vein behind the stern clavicular joint.
• Cannulaiating needle pass through the skin, subcutaneous tissue, platysma, sternocleidomastoid and loss facia of carotid sheath..
• Anterior lies the internal carotid and vagus nerve.
• posterior, )from above to downward), body of C!, paravertebral facia and vertebral muscle, cervical transverse processes, the sympathetic chain and the root of the neck.
• medial to the vein lies the carotid arteries, four cranial nerves, 9 glosophargeal, 10 vagus, 11 accessory 12 hypoglossal.
• Complication: Infection, bleeding, intraplearal placement, pneumothorax, arrhythmia, thoracic duct injury

Ocular anatomy