Palpating neck for interscalene block with landmarks

Palpating the interscalene groove posterior to the sternocleidomastoid muscle to identify proper needle placement.

CC: cricoid cartilage; SCM-C: clavicular head of the sternocleidomastoid muscle; SCM-S: sternal head of the sternocleidomastoid muscle.

Graphic 129486 Version 1.0