Upper Lumbar Mature Cystic Teratoma: A Case Report.

Background: Intradural extramedullary spinal teratoma (IEST) is a rare condition in adults, with a male predominance. It is commonly associated with spinal dysraphism, lumbar puncture, and previous spinal surgery. This case is a 37-year-old male diagnosed with a mature cystic IEST without dysraphism or previous surgical interventions.

A Rare Case of Isolated Lower Segment Transverse Sacral Fracture in a 12-Year-Old Girl and Its Management by Fixation with K-Wire.

Background: Isolated lower segment sacral fracture is very rare. To the best of our knowledge, there is only one case report of S4 stable fracture that was treated conservatively.

Case Description: Here, we report a 12-year-old girl who sustained an isolated S5 fracture with anterior displacement of S5 and coccyx on S4.