PMC5780574_01
MRI of the left spine showing the presence of a retroperitoneal necrotic mass, associated bone damage and adjacent inflammation, responsible for patient's symptoms.
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Lumbar spine MRI was performed which revealed a large retroperitoneal complex mass surrounding an aorto-bi-iliac endograft involving both iliopsoas, L3-L4 vertebral bodies with associated disc destruction and vertebral osteomyelitis (Fig. 1).