Conclusion: Only by being familiar with different X-ray signs and correlating with clinical data, can we make correct diagnosis in alveolar cell carcinoma.
结论：肺泡癌较易误诊，必须熟悉各种类型的肺泡癌征象，紧密结合临床，才能及时作出正确诊断。
2
Purpose: To improve the X-ray diagnostic accuracy of alveolar cell carcinoma.
前言：目的：提高肺泡癌的X线诊断与鉴别诊断能力。
3
Conclusions Ultrasonography is helpful in the diagnosis of hepatic alveolar echinococcosis, but differentiation with hepatocellular carcinoma should be take in consideration.