组织学分型：高分化型腺癌47例，中分化型腺癌2 7例，低分化型腺癌17例，粘液腺癌5例。

Histological type: 47patients had high differentiation adenocarcinoma, 27 median differentiation adenocarcinoma, 17 low differentiation adenocarcinoma, and 5 mucous adenocarcinoma.

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③结果 周围型肺腺癌内部呈空泡征或支气管充气征31例（40．3％），其中26例为中高分化的腺癌。

Results The basic CT features were as follows: vacuole or air bronchus-charging sign was found in 31 cases (40.3%), in which, 26 were moderately and highly differentiated;

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高分化脂肪肉瘤病例多为硬化型；

The cases of well-differentiated liposarcoma were mostly of the sclerosing type;

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