Suprapedicular Circumferential Opening Technique of Percutaneous Endoscopic Transforaminal Lumbar Discectomy for High Grade Inferiorly Migrated Lumbar Disc Herniation

Figure 5

Representative case serial MRI of SCOT. (a), (b), (c), (g), (h) Preoperative MRI showing high grade inferior migration at L4-5 level. (d), (e), (f), (i), (j) Postoperative MRI showing complete removal of high grade inferiorly migrated herniated disc. (a), (d) Entry part of SCOT, (b), (e) middle part of SCOT, and (g), (h) final part of SCOT.

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