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Change of Knee Phenotype After Total Hip Arthroplasty

Evaluation of Knee Phenotype Following Total Hip Arthroplasty :A Prospective Cohort Study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT07597538
Acronym
THA-KP
Enrollment
500
Registered
2026-05-19
Start date
2026-02-01
Completion date
2028-08-01
Last updated
2026-05-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Coronal Plane Alignment of the Knee, Knee Phenotype Changes After THA

Keywords

knee phenotype, full length radiograph, CPAk

Brief summary

this study evaluates changes in knee phenotype after total hip arthroplasty using radiographic assessment of coronal alignment in a prospective cohort of patients

Detailed description

this prospective cohort study evaluates the effect of total hip arthroplasty on knee phenotype using pre and post operative full-length radiographic assessment coronal alignment parameters will be measured to assess changes in knee biomechanics following THA

Interventions

None listed

Sponsors

Nader Ahmed Sayed Abdelhamed
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Healthy volunteers
Yes

Inclusion criteria

* patients scheduled for primary unilateral total hip arthroplasty * patient with hip joint pathology indicated for THA ( osteoarthritis ) * ability to provide informed consent * availability for pre and post- operative radiographic follow-up

Exclusion criteria

* refusal to participate or withdraw consent * incomplete radiographic data or loss to follow up * previous surgery on the ipsilateral hip or knee * patients with neuromuscular disorders affecting alignment

Design outcomes

Primary

MeasureTime frameDescription
knee phenotype change following total hip arthroplastyImmediately postoperatively"knee phenotype change will be assessed using full-length radiographs by comparing coronal alignment parameters before and after total hip arthroplasty

Countries

Egypt

Contacts

CONTACTnader ahmed sayed, MD (resident)
Nader.17289651@med.aun.edu.eg+201029975354
PRINCIPAL_INVESTIGATORmohamed kamal abdelnasser, MD professor orthopedic

faculty of medicine assiut univerisity

PRINCIPAL_INVESTIGATORmohamed anter ali, MD Doctor orthopedic surgery

Assiut University

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 20, 2026