Phrenic Nerve

Ultrasound transducer position to image the the phrenic nerve at the neck

Ultrasound image of the phrenic nerve

Ultrasound image of the labeled phrenic nerve

Cross sectional anatomy of the phrenic nerve

Key:
ASM – Anterior Scalene Muscle BP – Brachial Plexus
CA – Carotid Artery
IVJ – Internal Jugular Vein
Mid. Tr. – Middle Truck PhN – Phrenic Nerve
SCM – Splenius Capitis Muscle
Sup. Tr. – Superior Truck