Objective To evaluate the diagnostic value of high frequency ultrasound in synovial diseases of the knee joint compared with the results of arthroscopy.
目的通过与关节镜结果检查对照，评价高频超声对膝关节滑膜病变的诊断价值。
Objective to investigate the diagnostic value of high-frequency ultrasound on knee joint diseases of rheumatoid arthritis (ra).
目的探讨高频超声在类风湿性关节炎(RA)膝关节病变中的诊断价值。
Conclusion: High frequency ultrasound is an useful and simple method for imaging the knee.
结论：超声是评价膝关节无创性的简便、实用方法。
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