case_images: PMC9805644_01
case_images: (a) Preoperative magnetic resonance imaging (MRI) spine T2-weighted images showing L4-L5 intervertebral disc protrusion, sagittal T2 image (a). (b) Preoperative MRI spine T2-weighted images showing L4-L5 intervertebral disc protrusion, axial T2, image (b).
case_images: SNI-13-572-g001.jpg
case_images: PMC9805644_01_SNI-13-572-g001.jpg
case_images: F1
case_images: A 21-year-old rugby player underwent an uncomplicated discectomy at the L4/5 level [Figure 1].
case_images: Magnetic resonance imaging spine T2-weighted images show discal cyst at L4-L5 level, (a) sagittal images show discal cyst (see arrow) at L4-5 level, (b) coronal images show discal cyst (see arrow) at L4-5 level, and (c) sagittal images.
case_images: SNI-13-572-g002.jpg
case_images: PMC9805644_01_SNI-13-572-g002.jpg
case_images: F2
case_images: The repeat MR showed an annular cyst at the site of his previous discectomy [Figure 2].