Fig. 1
From: Understanding a mass in the paraspinal region: an anatomical approach
Anatomy of the paraspinal region at C6 level (a), at T4 level (b) and at L3 level (c) on axial T1WI. T, trapezius; S, splenius; Rh, rhomboid; iA, intercostal artery; Iv, intercostal vein; M, multifidus; L, longissimus; Ic, iliocostalis; Sc, sympathetic chain; LS, levator scapulae; Sc, scalenus; vA, vertebral artery; Pl, pleura; SN, spinal nerve; P, psoas; QL, quadratus lumborum; TLF, thoracolumbar fascia; and Lc, longus colli