Result: the new ultrasonic methods improved the diagnostic accuracy.
结果：超声新技术提高了甲状腺癌的诊断率。
The four common ultrasonic methods for measuring Q value in the laboratory, rise time, pulse echo, spectral ration and waveform inversion techniques are reviewed.
回顾了实验室中超声波测量Q值的四种常用方法：上升时间法、回声法、频谱振比法和波形反演法。
Conclusion: With the integrated usage of ultrasonic methods, higher accuracy of differential diagnosis for benign and malignant salivary glands tumors may be obtained.
结论：各种超声检查方法联合应用，可以明显提高超声对涎腺良恶性肿瘤诊断的准确性。
应用推荐