Methods To check 99 pulmonary infections patients with CT and statistic the formation and location of tree-in-bud and the other signs at various pulmonary infections separately.
方法：对99例各类肺部感染性疾病行CT检查，对各类疾病树芽征的形态、部位及共存征象进行统计分析。
树已发芽。
The magnolia tree is in bud already.
木兰树已经长出花蕾了。
Objective To evaluate the value of HRCT in differential diagnosis of the lung diseases by analyzing the pattern of the tree in bud.
目的通过对肺内疾病中树芽征出现规律的分析，探讨高分辨率CT（HRCT）对树芽征在肺的疾病鉴别诊断中的价值。
Objective To evaluate the value of HRCT in differential diagnosis of the lung diseases by analyzing the pattern of the tree in bud.
目的通过对肺内疾病中树芽征出现规律的分析，探讨高分辨率CT（HRCT）对树芽征在肺的疾病鉴别诊断中的价值。
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