目的分析在膝关节及周围病变诊断中应用超声的价值。方法选择2015年10月—2016年10月该院膝关节及周围病变65例,均应用超声进行诊断,分析结果。结果该组65例患者均经MRI确诊,其中膝关节韧带损伤6例,半月板病变9例,腘窝囊肿12例,膝关节腔积液38例;超声诊断准确率为92.31%。结论超声诊断膝关节及周围病变操作简单、花费低廉,准确率高,可以广泛应用。 Objective To analyze the value of ultrasound in the diagnosis of knee and surrounding lesions. Methods From October 2015 to October 2016, 65 cases of knee joint and surrounding lesions in the hospital were diagnosed by ultrasound, and the results were analyzed. Results All 65 patients were diagnosed by MRI. There were 6 cases of knee ligament injury, 9 cases of meniscus disease, 12 cases of popliteal cyst and 38 cases of knee joint effusion. The accuracy of ultrasonic diagnosis was 92.31%. Conclusion Ultrasound diagnosis of the knee and surrounding lesions is simple, inexpensive, accurate and can be widely used.