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. 2012 Jul 17;3(Suppl 3):S157–S166. doi: 10.4103/2152-7806.98576

Figure 1.

Figure 1

On the T2-weighted parasagittal MR scan of the lumbar spine at the L5–S1 level, the large, isointense, fibrinous capsule of the synovial cyst (isointense mass) contributes to the majority of dorsolateral thecal sac compression, with only a small component coming from the hypointense, fluid-filled cyst