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This study aims to compare the femoral external rotation measured on CT and MRI to that measured intraoperatively to clarify the influence of residual cartilage on posterior condyle on the preoperative planning of total knee arthroplasty.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Group 1 |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| CT and MRI | Other | CT and MRI were conducted to measure the femoral external rotation |
|
| Measure | Description | Time Frame |
|---|---|---|
| Femoral external rotation on CT | the angel between the posterior condylar axis (PCA) and transepicondylar axis (TEA) on CT | Preoperative |
| Femoral external rotation on MRI | the angel between the posterior condylar axis (PCA) and transepicondylar axis (TEA) on MRI | Preoperative |
| Intraoperative femoral external rotation | the angel between the posterior condylar axis (PCA) and transepicondylar axis (TEA) measured intraoperatively | Intraoperative |
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Inclusion Criteria:
Exclusion Criteria:
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Patients underwent TKA due to knee arthroplasty (Kellgren-Lawrence Grade III or IV)
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Jie Zhu | Contact | 0532-82911869 | 15169093669@163.com |
| Name | Affiliation | Role |
|---|---|---|
| Shuai Xiang | The Affiliated Hospital of Qingdao University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| The affiliated hospital of Qingdao University | Recruiting | Qingdao | Shandong | China |
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| ID | Term |
|---|---|
| D020370 | Osteoarthritis, Knee |
| ID | Term |
|---|---|
| D010003 | Osteoarthritis |
| D001168 | Arthritis |
| D007592 | Joint Diseases |
| D009140 | Musculoskeletal Diseases |
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| ID | Term |
|---|---|
| D009682 | Magnetic Resonance Spectroscopy |
| ID | Term |
|---|---|
| D013057 | Spectrum Analysis |
| D002623 | Chemistry Techniques, Analytical |
| D008919 | Investigative Techniques |
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| D012216 |
| Rheumatic Diseases |