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Research ArticleBiomechanics

The Ankle-Pelvic Angle (APA) and Global Lower Extremity Angle (GLA): Summary Measurements of Pelvic and Lower Extremity Compensation

Max Vaynrub, Jared Tishelman, Aaron J. Buckland, Thomas J. Errico and Themistocles S. Protopsaltis
International Journal of Spine Surgery February 2021, 8017; DOI: https://doi.org/10.14444/8017
Max Vaynrub
Hospital for Joint Diseases at NYU Langone Medical Center, New York, New York
MD
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Jared Tishelman
Hospital for Joint Diseases at NYU Langone Medical Center, New York, New York
BA
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Aaron J. Buckland
Hospital for Joint Diseases at NYU Langone Medical Center, New York, New York
MD
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Thomas J. Errico
Hospital for Joint Diseases at NYU Langone Medical Center, New York, New York
MD
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Themistocles S. Protopsaltis
Hospital for Joint Diseases at NYU Langone Medical Center, New York, New York
MD
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Article Information

8017
DOI 
https://doi.org/10.14444/8017
PubMed 
33900966

Published By 
International Journal of Spine Surgery
Online ISSN 
2211-4599
History 
  • Published online February 12, 2021.

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  • You are currently viewing a Latest version of this article (February 12, 2021 - 10:31).
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Copyright & Usage 
This manuscript is generously published free of charge by ISASS, the International Society for the Advancement of Spine Surgery. Copyright © 2021 ISASS

Author Information

  1. Max Vaynrub, MD,
  2. Jared Tishelman, BA,
  3. Aaron J. Buckland, MD,
  4. Thomas J. Errico, MD and
  5. Themistocles S. Protopsaltis, MD
  1. Hospital for Joint Diseases at NYU Langone Medical Center, New York, New York
  1. Corresponding Author:
    Max Vaynrub, MD, Hospital for Joint Diseases at NYU Langone Medical Center, 1275 York Ave H-1011, New York, NY 10065. Phone: (212) 639-7038; Fax: (212) 717-3573; Email: Max.Vaynrub{at}gmail.com.
  1. Portions of this work were presented in abstract form at North American Spine Society Annual Meeting, Orlando, FL, in October 2017 and in poster form at Scoliosis Research Society Annual Meeting, Philadelphia, PA, in September 2017.

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International Journal of Spine Surgery: 19 (S2)
International Journal of Spine Surgery
Vol. 19, Issue S2
1 Apr 2025
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The Ankle-Pelvic Angle (APA) and Global Lower Extremity Angle (GLA): Summary Measurements of Pelvic and Lower Extremity Compensation
Max Vaynrub, Jared Tishelman, Aaron J. Buckland, Thomas J. Errico, Themistocles S. Protopsaltis
International Journal of Spine Surgery Feb 2021, 8017; DOI: 10.14444/8017

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The Ankle-Pelvic Angle (APA) and Global Lower Extremity Angle (GLA): Summary Measurements of Pelvic and Lower Extremity Compensation
Max Vaynrub, Jared Tishelman, Aaron J. Buckland, Thomas J. Errico, Themistocles S. Protopsaltis
International Journal of Spine Surgery Feb 2021, 8017; DOI: 10.14444/8017
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More in this TOC Section

  • Sequential Anterior Longitudinal Ligament Release With Expandable Spacers for Lordosis Correction in Anterior-to-Psoas Lumbar Interbody Fusion: A Radiographic and Biomechanical Study
  • Comparative Biomechanical Analysis of Anterior Lumbar Interbody Fusion and Bilateral Expandable Transforaminal Lumbar Interbody Fusion Cages: A Finite Element Analysis Study
  • Impact of Different Operative Techniques for Patients With Adolescent Idiopathic Scoliosis on Frontal Curve Correction and Sagittal Balance
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Keywords

  • ankle pelvic angle
  • global lower extremity angle
  • T1-pelvic angle
  • global sagittal axis
  • sagittal
  • deformity

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