PMC4844501_01
Axial MRI image showing hypo-intense lesion in proximal nerve root.
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F1
MRI done showed hypointense lesion that appeared intraradicular in S1 root (arrow mark) with a clear layer of CSF all around the lesion (Fig. 1).
A- showing enlarged nerve root (bottom of the picture). B- The enlarged nerve root is mobilized by a probe.
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F2
The swelling was seen at a distance from the dura with a definite segment of normal looking nerve root in between (Fig. 2A). Fluffy disc like materials came out from n between the nerve fibres (Fig. 2B).
A- The material excised from the nerve root. BHistopathology of the specimen confirms it to be degenerated intervertebral disc with characteristic cell clusters
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F3
Histopathology report was consistent with degenerated disc material with collagenous tissue showing characteristic cell clusters (Fig. 3).