Conclusion: BAC image is a complicated of the disease can be improved through deep and careful analysis on the features of the manifestation of each type combined with clinical characteristics.

• 结论：细支气管肺泡癌的影像表现复杂多样，对各型的征象表现进行深入细致地分析，结合临床特点，可提高对本病的诊断符合率。