MRI
Large well-defined sacral perineural cyst with spinal canal expansion from S2 to S4 level, eliciting a low signal on T1, high signal on T2 and STIR (CSF signals) with no enhancement on postcontrast sequences. Bony remodelling of the sacrum is noted from S2 to S4.
Anteverted retroflexed with multiple leiomyomas.