4 июл. 2020 г. · The ARCO classification (Association Research Circulation Osseous classification) is one of the staging systems used to assess femoral head osteonecrosis. |
Table 1. The 2019 revised ARCO staging for osteonecrosis of the femoral head. ; II, X-ray: abnormal ; II · MRI: abnormal ; III, Subchondral fracture on X-ray or CT. |
To evaluate the evolution of AVN, the Ficat and the Association Research Circulation Osseous (ARCO) classification are commonly used to assess both imaging ... |
2 нояб. 2024 г. · The Ficat and Arlet classification uses a combination of plain radiographs, MRI, and clinical features to stage osteonecrosis of the femoral head. Mitchell classification · Crescent sign (osteonecrosis) · Avascular necrosis - hip joint |
Using that classification, necrotic lesions were classified into three types: type 1 is a small lesion, where the lateral necrotic margin is medial to the apex ... |
This imaging sufficiently staged both early- and late-stage ONFH using the 2019 Revised ARCO Staging System. MRI was useful for ARCO staging of ONFH and ... |
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