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Completed

NCT Number: NCT00844129

Spinal Abnormalities in Neurofibromatosis Type 1 (NF1)

The purpose of this study is to determine the incidence and clinical history of neurofibromatosis type 1-related spinal abnormalities.

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Key information

About this study

Neurofibromatosis type 1 (NF1) is a common genetic disorder that is associated with spinal abnormalities which are varied and may include scoliosis, neurofibromas, meningoceles, and vertebral defects. Skeletal abnormalities occur in more than one third of individuals with the disorder. These abnormalities are unpredictable and the pathogenesis, natural history, and clinical outcome remain relatively unclear.

The primary objective of this study is to determine the incidence and clinical history of NF1-related spinal abnormalities in children with NF1, over a 3-year period.

In the study, researchers will enroll children between ages 6 and 9 years who have been diagnosed with NF1 to look at changes in the spine. Participants in the study will be followed yearly for a total of 4 evaluations. Evaluations may include bone scans, spinal x-rays, magnetic resonance imaging (MRI), computed tomography (CT) scans, and urine samples.

Information gained from this study may lead to a better understanding of the causes of bone disease in NF1, and improved treatment.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Diagnosis of NF1
  • Age greater than 6 years at time of enrollment
  • Age less than 9 year and 1 day at time of enrollment
  • Tanner Stage not greater than 1

Exclusion criteria

  • Prior surgical repair of spine
  • Short-segment (4-6 vertebrae) curve with a Cobb angle of 45°or more
  • Hormone replacement therapy
  • Chronic steroid use
  • Tibial pseudarthrosis
  • Other chronic medical problems known to influence bone health (i.e. diabetes mellitus, cerebral palsy, etc.)

Treatment and study plan

Primary outcomes

  1. Scoliosis and it's progression

    Time frame: 4 years

Secondary outcomes

  1. Differences in other bone health variables as measured by thoracic MRIs, Dexa (xray measuring bone density), pQCT (a cross sectional picture of the tibia), urine analysis, and scoli series (xrays to look for scoliosis).

    Time frame: 4 years

Sponsors and collaborators

Lead sponsor

University of Utah

Other

Collaborators

  • National Institute of Neurological Disorders and Stroke (NINDS)

Registry information

Acronym: Spine

Important dates

Study start
2006
Primary completion
2012
Study completion
2012
First posted
Feb 13, 2009
Registry last updated
May 3, 2018

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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