Spinal neurofibroma

Case contributed by Dr Nikola Todorovic
Diagnosis almost certain


Lower back pain, with intermittent paresthesia and weakness of right leg, for over a year.

Patient Data

Age: 40 years
Gender: Female

A mostly extradural extramedullary lesion, with the smaller intradural component in the projection of right L5 spinal nerve root, hypointense on T1, hyperintense on stir, with characteristic "target sign" on T2 with central hypointensity, with heterogeneous postcontrast enhancement, consistent with spinal neurofibroma. 

Case Discussion

The patient presented with over a year history of lower back pain and intermittent weakness of her right leg.

On examination there is allmost completely extradural, extramedulary lesion, with small intradural component, hypointense in T1, hyperintense on STIR, with caracteristic target sign on T2, and heterogenous postcontrast enhancement.

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