Asian Spine J.  2012 Jun;6(2):148-151. 10.4184/asj.2012.6.2.148.

Focal Ligamentum Flavum Hypertrophy with Ochronotic Deposits: An Unusual Cause for Neurogenic Claudication in Alkaptonuria

Affiliations
  • 1Department of Neurosurgery, Nizam's Institute of Medical Sciences, Hyderabad, India. rajesh_jipmer@rediffmail.com

Abstract

Neurogenic claudication resulting from focal hypertrophy of the ligamentum flavum in the lumbar spine due to ochronotic deposits has not been reported till date. The authors discuss one such case highlighting the pathogenesis, histological and radiological features. Salient features of management are also emphasized upon.

Keyword

Spinal stenosis; Ligamentum flavum; Alkaptonuria

MeSH Terms

Alkaptonuria
Hypertrophy
Ligamentum Flavum
Spinal Stenosis
Spine
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