Research Article

Local Anesthesia for Port Catheter Placement in Oncology Patients: An Alternative to Landmark Technique Using Ultrasound-Guided Superficial Cervical Plexus Block—A Prospective Randomized Study

Figure 7

(a) Anatomy of the cervical plexus. The cervical plexus is seen emerging behind the posterior border of the sternocleidomastoid muscle. (b) Expected sensory distribution of cervical plexus blockade.