Ultrasonographic Anatomy of the Neck for Minimally Invasive Procedures Handbook

Know the Corridor Before the Needle Moves

Built for the clinician who scans the neck to act on what is seen, this handbook connects the compressibility, pulsatility, and Doppler signatures that separate vein from artery from nerve to the safe corridors used across vascular access, regional anesthesia, and glandular biopsy. It moves from baseline scanning technique and documented anatomic variation — including the internal jugular vein's inconsistent relationship to the carotid artery — through the vascular, neural, and glandular sonoanatomy of the neck and into the procedure-specific trajectories anesthesiology, critical care, and emergency medicine practice depends on.

Every major decision point carries a Sono-Corridor callout naming the sonographic signature, the safe trajectory, and the look-alike structure most likely to be mistaken for it, indexed by chapter in a dedicated Atlas for bedside review.

From First Scan to Safe Trajectory, You Will

• Distinguish vein, artery, and nerve on sight — compressibility, pulsatility, and fascicular-texture discriminators that resolve ambiguous structures before a needle approaches.

• Cannulate the internal jugular vein with confidence — in-plane and out-of-plane technique with sonographic guidewire confirmation before dilation.

• Navigate the subclavian window without incident — supraclavicular and infraclavicular approaches built around continuous pleural-dome and lung-sliding confirmation.

• Block the brachial and cervical plexuses precisely — interscalene, supraclavicular, infraclavicular, and cervical plexus technique keyed to vertebral artery and phrenic nerve avoidance.

• Perform stellate ganglion block at the highest-stakes corridor in the neck — lateral in-plane approach with vertebral artery reconfirmation before every injection.

• Sample thyroid, parathyroid, and lymph node targets safely — TI-RADS risk stratification, PTH washout technique, and nerve-traced trajectories for posterior triangle biopsy.

• Mark the airway before it's needed — cricothyroid membrane localization for the anticipated difficult airway and real-time tube-placement confirmation.

• Scan the twenty-two-corridor Atlas at the bedside — every signature and trap indexed by chapter for on-call and pre-rotation review.

Scan with the corridor already in mind — the safe path for every neck procedure your patients depend on, in one reference.