• compress
  • These cysts (also known as meningeal or perineural cysts) can compress nerve roots, causing lower back pain, sciatica (shock-like or burning pain in the lower back, buttocks, and down one leg to below the knee), urinary incontinence, headaches (due to changes in cerebrospinal fluid pressure), constipation, sexual dysfunction, and some loss of feeling or control of movement in the leg and/or foot. (braintalkcommunities.org)
  • Figure
  • Histologically, the cyst was lined by flattened epithelium consisting of 3-5 layers of squamous cells and its lumen was filled with concentric layers of desquamated keratinous material ( Figure 2 ). (scielo.org.za)