Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A method for determining skeletal lengths from DXA images.

Usha Chinappen-Horsley1, Glen M Blake, Ignac Fogelman

  • 1King's College London, St Thomas' Hospital Campus, Twin Research & Genetic Epidemiology Unit, Lambeth Palace Road, London, SE1 7EH, UK. usha.chinappen@kcl.ac.uk

BMC Musculoskeletal Disorders
|November 21, 2007
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Does <sup>18</sup>F-sodium fluoride PET/CT have a role in the assessment of response to <sup>223</sup>Ra therapy in men with prostatic bone metastases?

European journal of nuclear medicine and molecular imaging·2026
Same author

An evaluation of dual-layer detector spectral CT for the estimation of MRI proton density fat fraction of the liver.

Quantitative imaging in medicine and surgery·2026
Same author

Automated CT-Based Muscle Density Predicts Mortality Regardless of Muscle Area.

Journal of cachexia, sarcopenia and muscle·2026
Same author

Automated CT-based visceral fat density predicts mortality regardless of visceral fat area.

The British journal of radiology·2026
Same author

Epidemiology of brachydactyly type A3 in China: a nationwide multicentre population-based study among children aged 3-17 years.

BMJ open·2025
Same author

Focal bone defects in type 2 diabetes mellitus patients with acute hip fractures.

Quantitative imaging in medicine and surgery·2025
Same journal

Biomechanical advantages of double-column bridging plate-augmented PFNA for complex subtrochanteric femoral fractures: a finite element analysis.

BMC musculoskeletal disorders·2026
Same journal

Clinical study on the treatment of pubic symphysis diastasis with modified internal fixation.

BMC musculoskeletal disorders·2026
Same journal

Automated detection of lumbar disc herniation at L4-L5 and L5-S1 levels on sagittal MRI using a YOLO-based deep learning model.

BMC musculoskeletal disorders·2026
Same journal

Analysis of factors associated with persistent night pain after locking plate fixation of proximal humerus fractures and development of a prediction model.

BMC musculoskeletal disorders·2026
Same journal

Shoulder instability and associated shoulder injuries in patients with epilepsy.

BMC musculoskeletal disorders·2026
Same journal

Mechanical effects of valgus osteotomy angle and re-fixation strategies on re-fixation of the femoral neck fracture: a finite element analysis.

BMC musculoskeletal disorders·2026
See all related articles

Skeletal ratios can be accurately measured from dual energy X-ray absorptiometry (DXA) scans using the linear pixel count (LPC) method. This rapid technique is valuable for osteoporosis research and large-scale genetic studies.

Area of Science:

  • Anthropometry
  • Osteoporosis Research
  • Forensic Pathology

Background:

  • Skeletal ratios and bone lengths are crucial in anthropology and forensic pathology.
  • Hip axis length is a recognized predictor of fracture risk.
  • Accurate measurement of skeletal ratios from dual energy X-ray absorptiometry (DXA) images is needed.

Purpose of the Study:

  • To demonstrate accurate measurement of skeletal ratios, such as femur length to height, from DXA images.
  • To compare two measurement methods: linear pixel count (LPC) and reticule and ruler (RET).

Main Methods:

  • Whole body DXA data from 90 Caucasian females (18-80 years) were analyzed.
  • Skeletal sizes were measured on DXA images using LPC and RET methods.
  • Measurements were compared with clinical data and X-rays from 20 subjects.

Related Experiment Videos

Main Results:

  • Both LPC and RET methods showed high correlation with clinical measures.
  • LPC demonstrated lower inter- and intra-observer error (1.6%) than RET (2.3%).
  • LPC offered a marginally stronger correlation (average r2 = 0.89) and was twice as fast as RET.

Conclusions:

  • Skeletal ratios can be accurately and precisely measured from DXA total body scan images.
  • The LPC method is user-friendly, rapid, and precise.
  • This novel phenotype is beneficial for osteoporosis research, including epidemiological and genetic studies.