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Evaluation of accuracy and reliability of 2D and 3D measurements of the spine and lower limbs in adults based on biplanar radiographs with MicroDose protocol compared to a standard dose protocol
Evaluation of accuracy and reliability of 2D and 3D measurements of the spine and lower limbs in adults based on biplanar radiographs with MicroDose protocol compared to a standard dose protocol
Part 1: retrospective evaluation of 50 patients: lower limb images with MicroDose protocol and lower limb images with standard dose protocol Part 2: prospective evaluation of 100 patients: lower limb images with MicroDose protocol and lower limb images with standard dose protocol Part 3: prospective evaluation of 150 patients: spine images with MicroDose protocol and spine limb images with standard dose protocol
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Limb Torsion | adult patients, lower limb assessment retrospectively limb length and limb axis, torsion biplanar x-ray images |
| |
| Limb Length and Axis | adult patients, lower limb assessment prospectively limb length and limb axis biplanar x-ray images |
| |
| Spine | adult patients, spine assessment prospectively Cobb angles, plumbline biplanar x-ray images |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Biplanar x-ray images | Radiation | biplanar x-ray images with microdose and low-dose protocol |
|
| Measure | Description | Time Frame |
|---|---|---|
| 2D- and 3D- measurements (torsion angles, scoliotic and kyphotic angles, length etc.) on biplanar radiographs with and without "MicroDose"-protocol and comparison of image quality parameters | 12 month |
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Inclusion Criteria:
Exclusion Criteria:
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Adult patients referred for assessment of spine or lower limb with biplanar x-ray-scanner
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| Name | Affiliation | Role |
|---|---|---|
| Andrea Rosskopf | Balgrist University Hospital | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Radiology Department, Balgrist University Clinic | Zurich | Canton of Zurich | 8008 | Switzerland |
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| ID | Term |
|---|---|
| D000013 | Congenital Abnormalities |
| D012600 | Scoliosis |
| ID | Term |
|---|---|
| D009358 | Congenital, Hereditary, and Neonatal Diseases and Abnormalities |
| D013121 | Spinal Curvatures |
| D013122 | Spinal Diseases |
| D001847 | Bone Diseases |
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| D009140 | Musculoskeletal Diseases |