Peer-Reviewed Research

Research Publications

Our team's peer-reviewed contributions advancing musculoskeletal research and clinical outcomes.

2026

7 publications

Age- and Sex-Related Developmental Changes in Lesser Trochanteric Version and Its Relationship to Femoral Anteversion in Normal Patients

Liu DS, Aghaalikhani M, Taylor A, Kim YJ, Movahhedi M, Kiapour AM

American Orthopaedic Society for Sports Medicine (AOSSM) Annual MeetingConference Abstract | 2026

Combined Version Strongly Predicts Femoral Head Coverage Greater Than Femoral or Acetabular Version Alone in Hip Dysplasia

Liu DS, Batty M, Aghaalikhani M, De Silva S, Kirchman T, Matheney T, Millis M, Kim YJ, Movahhedi M, Kiapour AM

Pediatric Orthopaedic Society of North America (POSNA) Annual MeetingConference Abstract | 2026

Epiphyseal Tubercle Morphology is Similar in SCFE and cam-type FAI: Evidence for a Shared Morphological Precursor?

Liu DS, Aghaalikhani M, De Silva S, Yen YM, Kim YJ, Movahhedi M, Kiapour AM

Pediatric Orthopaedic Society of North America (POSNA) Annual MeetingConference Abstract | 2026

Ethnic Differences in Femoral and Acetabular Version in Developmental Dysplasia of the Hip: A 3D CT-Based Comparative Study of Japanese and Caucasian American Cohorts

Liu DS, Suzuki M, Aghaalikhani M, Kim YJ, Movahhedi M, Millis M, Yoshimura F, Kinoshita K, Yamamoto T, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2026

MRI vs CT for Acetabular and Femoral Morphology in the Diagnosis and Surgical Planning for Acetabular Dysplasia

Liu DS, Batty M, Aghaalikhani M, Gupta F, De Silva S, Kim YJ, Movahhedi M, Kiapour AM

Pediatric Orthopaedic Society of North America (POSNA) Annual MeetingConference Abstract | 2026

Morphological Predictors of Internal Rotation in Patients with Hip Dysplasia: A 3D CT Analysis of Japanese and Caucasian Cohort

Liu DS, Suzuki M, Aghaalikhani M, Kim YJ, Movahhedi M, Millis M, Yoshimura F, Kinoshita K, Yamamoto T, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2026

Safe Zones for Femoral and Combined Version to Preserve Hip Range of Motion After Periacetabular Osteotomy

Aghaalikhani M, Suzuki M, Liu DS, Kim YJ, Movahhedi M, Millis M, Yoshimura F, Kinoshita K, Yamamoto T, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2026

2025

10 publications

A 3D Analysis of the Acetabulum Sagittal Orientation and its Relationship to the Spinopelvic Alignment in a Large Cohort of Asymptomatic Hips

Movahhedi M, Hatem MA, De Silva S, Bixby SD, Kim YJ, Novais EN, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2025

A Resource-Efficient Approach for Rapid Detection of Anatomical Regions From CT Scans

Hrzic F, Movahhedi M, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2025

Effects of Hip Morphology on Impingement-Free Range of Motion: A 3D Static and Dynamic Analysis of 2,964 Hips

Movahhedi M, Novais EN, Kim YJ, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2025

Ethnic Differences in Femoral and Acetabular Version Among DDH Patients: A 3D CT-Based Comparative Study of Japanese and White American Cohorts

Suzuki M, Kim YJ, Kiapour A, Movahhedi M, Liu D, Millis M

International Society for Hip Preservation (ISHA) Annual MeetingConference Abstract | 2025

Impact of Childhood Obesity on Capital Femoral Epiphysis Morphology: A Large-Scale, Automated 3D-CT Study and Potential Implications for SCFE Pathogenesis

Novais EN, Movahhedi M, Pradhan P, Tavabi N, Singh M, De Silva S, Bixby S, Kiapour AM

J Bone Joint Surg AmJournal | 2025

Obesity-associated Morphological Changes in Acetabular Growth and Development: Potential Implications for Slipped Capital Femoral Epiphysis

Novais EN, Movahhedi M, Pradhan P, Tavabi N, Singh M, De Silva S, Bixby S, Kiapour AM

J Pediatr Soc North AmJournal | 2025

Plain Anteroposterior Radiographs Underestimate Neuromuscular Acetabular Dysplasia in Cerebral Palsy: A Comprehensive Three-Dimensional Evaluation and Comparison

Nguyen HB, Kiapour AM, Pradhan P, Movahhedi M, Singh M, Novais EV, Shore BJ

J Pediatr OrthopJournal | 2025

Sagittal Orientation of the Acetabulum and Its Relationship to Spinopelvic Alignment: Three-Dimensional Assessment of 3700 Individuals

Hatem MA, Movahhedi M, Kim JY, Singh M, De Silva SA, Bixby S, Kim YJ, Novais EN, Kiapour AM

Orthop J Sports MedJournal | 2025

Sex Differences in Hip Morphology Asymmetry during Skeletal Growth and Maturation: A 3D-CT Study of 19,830 Hips

Movahhedi M, Tavabi N, Kim YJ, Novais EN, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2025

Sex Differences in Normal Acetabular Morphology among Young Adults: A 3D Analysis of 3,712 Asymptomatic Hips

Movahhedi M, De Silva S, Kim YJ, Novais EN, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2025

2024

9 publications

A Detailed 3D Analysis Of Hip Center Of Rotation Trajectory And Its Effects On Impingement Free Range Of Motion: A 3D Dynamic Analysis Of 1,222 Hips

Kiapour AM, Movahhedi M, Singh M, Kim YJ, Novais EN

Pediatric Orthopaedic Society of North America (POSNA) Annual MeetingConference Abstract | 2024

A Multi-Modal Pipeline for Building Large-Scale Normative and Pathological Databases to Assist with Personalized Care of Hip Disorders

Tavabi N, Movahhedi M, Singh M, Kim JY, Suresh S, Kim YJ, Novais E, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2024

Age- Sex-, and Obesity-Related Changes in Hip Bone Density During Skeletal Development and Maturation: A Population-Based Study of 11,756 Pelvic CT Scans

Kim JY, Singh M, Movahhedi M, Tavabi N, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2024

CT-Based Automated 3D Measurement of Femoral Version: Validation against Standard 2D Measurements in Patients with Hip Pain

Movahhedi M, Schmaranzer F, Singh M, Nanavati A, Steppacher S, Siebenrock K, Novais EN, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2024

Computed tomography-based automated 3D measurement of femoral version: Validation against standard 2D measurements in symptomatic patients

Schmaranzer F, Movahhedi M, Singh M, Kallini JR, Nanavati AK, Steppacher SD, Heimann AF, Kiapour AM, Novais EN

J Orthop ResJournal | 2024

Constructing Large-Scale 3D Hip Morphology Database of Normal Hip Development Using Multi-Modal Artificial Intelligence Tools

Kiapour AM, Movahhedi M, Tavabi N, Kim JY, Bixby SD, Kim YJ, Novais EN

International Society for Hip Preservation (ISHA) Annual MeetingConference Abstract | 2024

Development of Pelvic Incidence, Sacral Slope and Pelvic Tilt and the Effect of age, Sex, and BMI: An Automated 3D-CT Study of 10,969 Children and Adolescents Femoral Capital Epiphysis

Novais EN, Movahhedi M, Singh M, Tavabi N, Bixby SD, Da Silva S, Kiapour AM

Pediatric Orthopaedic Society of North America (POSNA) Annual MeetingConference Abstract | 2024

Obesity-Related Alterations in Capital Femoral Epiphysis Morphology: An Extensive Analysis of 8717 Hips Utilizing Automated 3D-CT Imaging

Novais EN, Movahhedi M, Singh M, Tavabi N, Bixby SD, Da Silva S, Kiapour AM

Pediatric Orthopaedic Society of North America (POSNA) Annual MeetingConference Abstract | 2024

Sex- and Obesity-Related Changes in Capital Femoral Epiphysis Morphology During Skeletal Development and Maturation: A Population-Based Study of 17,434 Hips

Movahhedi M, Singh M, Kim JY, Tavabi N, Novais EN, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2024

2023

10 publications

A Comparison Between X-ray And 3D Computed Tomography In Assessing Neuromuscular Acetabular Dysplasia

Shankar G. Kaushal; Pratik Pradhan; Benjamin J. Shore; Ata M. Kiapour

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2023

Autonomous Autosegmentation And Landmark Detection Platform For Large Scale Analysis Of Clinically Obtained Hip CT Scans

Singh M, Mitchell C, Kim JY, Movahhedi M, Tavabi N, Wagner T, Kiapour A

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2023

Comprehensive Three-Dimensional Proximal Femoral Morphology in Cerebral Palsy

Nguyen H, Shore BJ, Pradhan P, Movahhedi M, Singh M, Novais E, Kiapour AM

American Academy of Pediatrics (AAP) National ConferenceConference Abstract | 2023

Development of Pelvic Incidence, Sacral Slope and Pelvic Tilt and the Effect of age, Sex, and BMI: An Automated 3D-CT Study of 882 Children and Adolescents (POSNA)

Novais EN, Prathan P, Hogue GD, Movahhedi M, Singh M, Kiapour AM

Pediatric Orthopaedic Society of North America (POSNA) Annual MeetingConference Abstract | 2023

Development of Pelvic Incidence, Sacral Slope and Pelvic Tilt and the Effect of age, Sex, and BMI: An Automated 3D-CT Study of 882 Children and Adolescents (SRS)

Hogue GD, Novais EN, Pradhan P, Singh M, Movahhedi M, Kiapour AM

58th Scoliosis Research Society (SRS) Annual MeetingConference Abstract | 2023

Excessive Femoral Anteversion Leading to Symptomatic Posterior Femoroacetabular Impingement, Cam Deformity of the Posterior Femoral Head-Neck Junction, and Anterior Hip Instability in a Dancer: A Case Report

Novais EN, Movahhedi M, Kiapour AM, Bixby SD

JBJS Case ConnectJournal | 2023

Increased Hip Translation Can Increase Impingement Free Range Of Motion And Reduce Impingement Risk

Movahhedi M, Yousefi M, Tavabi N, Wagner T, Novais EN, Kim YJ, Kiapour AM

Orthopaedic Research Society (ORS) Annual MeetingConference Abstract | 2023

Modern patient selection and treatment for acetabular dysplasia using advanced imaging, dynamic hip ultrasound, and motion analysis

Kim YJ, Novais EN, Kiapour AM, Stracciolini A

96th Annual Meeting of the Japanese Orthopaedic AssociationConference Abstract | 2023

Plain Radiographs Underestimate Neuromuscular Acetabular Dysplasia: A Comprehensive 3D Evaluation of Acetabular Deficiency in Cerebral Palsy

Shore BJ, Pradhan P, Nguyen H, Movahhedi M, Singh M, Novais EN, Kiapour AK

Pediatric Orthopaedic Society of North America (POSNA) Annual MeetingConference Abstract | 2023

Standard AP Pelvis Radiographs Underestimate Femoral Head Coverage in Cerebral Palsy: A Three-Dimensional Computed Tomographic Comparison

Shore BJ, Nguyen H, Pradhan P, Movahhedi M, Singh M, Novais E, Kiapour AM

American Academy for Cerebral Palsy and Developmental Medicine (AACPDM) Annual MeetingConference Abstract | 2023

2022

1 publication

Can We Accurately Assess for Neuromuscular Acetabular Dysplasia Using Plain Radiography? A Comparison between Xray and 3D Computed Tomography

Pradhan P, Shore B, Kiapour A

American Academy for Cerebral Palsy and Developmental Medicine (AACPDM) Annual MeetingConference Abstract | 2022