妊娠合并呼吸系统疾病具有特殊的临床意义。妊娠能使肺功能发生改变,也能改变常见肺部疾病的自然病史。治疗的选择、药物作用及患者的顺应性会因药物差异而变化,治疗对胎儿也会发生影响。呼吸系统疾病的症状和体征1.呼吸困难和呼吸急促妊娠期,60～75％孕妇有呼吸困难。虽然妊娠期呼吸困难可能是生理性的,但呼吸急促总是异常现象,应当寻找原因,包括:焦虑、呼吸道感染、败血症、肺水肿、肺栓塞、哮喘、气胸或其它原因所致的低氧血症。2.咳嗽大多数为干咳。典型干咳常见于一种病毒综合征,而持续性咳嗽合并有脓 Pregnancy complicated with respiratory diseases has special clinical significance. Pregnancy can make changes in lung function, but also change the common natural history of lung disease. The choice of treatment, the effect of the drug and the patient’s compliance will vary depending on the drug and the treatment will affect the fetus as well. Symptoms and signs of respiratory diseases 1. Breathing difficulties and shortness of breath During pregnancy, 60 to 75% of pregnant women have breathing difficulties. Although dyspnoea during pregnancy may be physiologic, breathing shortness is always an anomaly and should be addressed by reasons including anxiety, respiratory infections, sepsis, pulmonary edema, pulmonary embolism, asthma, pneumothorax or other causes of hypoxemia disease. Most coughs are dry coughs. Typical dry cough is common in a virus syndrome, and persistent cough with pus