<< Emergency Management of Renal and Genitourinary Trauma: Best Practices Update (Trauma CME)

Controversies and Cutting Edge

Magnetic Resonance Imaging

Although magnetic resonance imaging (MRI) can provide more accurate images when compared to CT, because of cost, time to acquire images, and limited access, MRI is not routinely used to determine the extent of renal and GU injuries. However, MRI may have some utility in patients who have iodinated contrast-dye allergies.109 MRI has also been used to evaluate penile fractures and scrotal injury. Given that ultrasound can also be used for diagnosis of such injuries, is typically more readily available, and can be performed at the bedside, it is preferred in both instances.79 MRI is never an appropriate imaging study for an unstable patient, and its utility in patients presenting with renal and GU trauma in the ED is limited.

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