Fig. 5From: A mysterious risk factor for bone cement leakage into the spinal canal through the Batson vein during percutaneous kyphoplasty: a case control studyTrend chart of the PVWCD and VBSD values from T6 to L5. The PVWCD values increased from T6 to T12, significantly decreased from T12 to L1, and gradually decreased to almost 0 from L1 to L5. The VBSD values increased from T6 to L5Back to article page