case_images: PMC3815018_01
case_images: (a) Axial T2, (b) precontrast T1, and (c) postcontrast T1-weighted axial MR images of the lumbar spine showing markedly enlarged bilateral iliac muscles containing heterogeneous hematomas, which also show fluid-fluid level on axial T2-weighted images
case_images: SNI-4-121-g001.jpg
case_images: PMC3815018_01_SNI-4-121-g001.jpg
case_images: F1
case_images: Magnetic resonance imaging (MRI) of the lumbar spine demonstrated acute hematoma formation in the iliopsoas bilaterally [Figure 1a-c].