Hypertrophy of Ligamentum Flavum in Lumbar Spinal Stenosis Associated with Increased Proteinase Inhibitor Concentration by Jong-Beom Park, Jin-Kyung Lee,

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Presentation transcript:

Hypertrophy of Ligamentum Flavum in Lumbar Spinal Stenosis Associated with Increased Proteinase Inhibitor Concentration by Jong-Beom Park, Jin-Kyung Lee, Sung-Jin Park, and K. Daniel Riew J Bone Joint Surg Am Volume 87(12): December 1, 2005 ©2005 by The Journal of Bone and Joint Surgery, Inc.

Jong-Beom Park et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.

Jong-Beom Park et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.

TUNEL-positive fibroblasts (arrows) were identified in samples of ligamentum flavum from patients with spinal stenosis (×400). Jong-Beom Park et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.

Human tonsil tissue was used as a positive control. Jong-Beom Park et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.

Immunohistochemical study showing that the fibroblasts within the ligamentum flavum are not stained with Ki-67 (×400). Jong-Beom Park et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.

Human tonsil tissue was used as a positive control. Jong-Beom Park et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.