Conclusion Hemoptysis or sputum with blood, rales over the lungs and dyspnea are the major manifestations of severe pulmonary contusion.

结论咯血或血痰、肺部音、呼吸困难是严重肺挫伤的主要表现。

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Objective to evaluate the serum level of BNP in the patients with severe dyspnea and to discuss the relationship with heart function in order to provide the evidence for the diagnosis of dyspnea.

目的探讨严重呼吸困难患者血浆脑钠肽(BNP)水平及其与心功能的关系，为BNP在呼吸困难鉴别诊断中提供理论依据。

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We report a rare case of a 26-year-old primigravida at 34 weeks' gestation complicated with malignant lymphoma presenting as severe dyspnea and orthopnea.

我们报告一个罕见病例，26岁初产妇于怀孕34周并发恶性林巴瘤以严重呼吸困难及端坐呼吸为表现。

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