Figure 4. Poland's syndrome. (a) Coronal T₂ weighted, (b) axial T₁ weighted and (c) coronal T₁ weighted images showing absence of the pectoralis major and minor muscles, serratus anterior and lattisimus dorsi on the right side. The rhomboids are hypoplastic as well. Coronal sections show the absence of the sternal and clavicular heads of the pectoralis muscles on the right side and deformity of the sternum.