A member asked:

Why would in an mri my fusion at l5 s1 appear straight but in xrays it has a grade two anterolisthesis?

6 doctors weighed in across 2 answers
Dr. Atif Haque answered

Specializes in Orthopedic Spine Surgery

Instability: The slippage is likely dynamic and changes with your posture. This can cause significant pain and is an indication for fusion surgery.

Answered 6/21/2015

4.8k views

Thank
Dr. Grant Linnell answered

Specializes in Radiology

Solving disagreement: One of the interpretations must be wrong. Best to ask for a second look.

Answered 11/28/2013

4.8k views

Thank

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