Fig. 1From: Greater muscle volume and muscle fat infiltrate in the deep cervical spine extensor muscles (multifidus with semispinalis cervicis) in individuals with chronic idiopathic neck pain compared to age and sex-matched asymptomatic controls: a cross-sectional studyExample of muscle segmentation for a participant with chronic idiopathic neck pain (1) and an age and sex-matched asymptomatic control (2) at the C5 spinal level. A: sternocleidomastoid, B: levator scapulae, C: splenius capitis (including splenius cervicis), D: semispinalis capitis, E: multifidus (including semispinalis cervicis), and F: longus colliBack to article page