Effect of Preoperative Nerve Block on Postthyroidectomy Headache and Cervical Pain: A Randomized Prospective Study

Figure 1

BSCP block is performed by tridirectional infiltration of 0.25% Bupivacaine. The point of insertion is the midpoint of the posterior border of the sternocleidomastoid (SCM). 2 mL each of Bupivacaine is infiltrated cranially (1) and caudally (3) and 1 mL horizontally over the muscle (2).