泸州医学院附属医院呼吸内科-ppt课件-2
33页1、泸州医学院附属医院呼吸内科,Dyspnea,李国平,Ph D,呼 吸 困 难,PRESENTATION OF CASE,A 56-year-old man was admitted to the hospital because of rapidly progressive dyspnea and pulmonary abnormalities.,Figure 1. Posteroanterior Radiographs of the Chest The lung volumes are reduced, and there is hazy opacification that predominantly affects the middle and lower lung zones (Panel A). A magnified view of the right upper lobe (Panel B) shows hazy opacification and reticulonodular interstitial opacities.,Figure 2. High-Resolut
2、ion CT Scan of the Thorax.,ground-glass opacifications,periphery,honeycomb changes in subpleural locations,Figure 3. Biopsy Specimen of the Lung.,该患者的主要症状? 病因? 机制?,请 思 考,该患者的主要症状是,呼吸困难,该患者的主要症状是,呼吸困难,An unpleasant sensation of difficulty in breathing Dyspnea is a symptom, not a sign,呼吸困难定义,患者自觉空气不足、呼吸费力,呼吸频率、深度、节率改变,张口呼吸,端坐呼吸,紫绀,辅助呼吸肌参加活动,病 因,病因分类,肺源性呼吸困难,2. 心源性呼吸困难,3. 中毒性呼吸困难,4. 神经精神性呼吸困难,5. 血液性呼吸困难,一、呼吸系统疾病,通气-换气障碍,胸廓疾病,2.气道阻塞,3.肺部疾病,4.神经肌肉疾病,5.膈肌运动障碍,二、循环系统,各种原因导致,的心力衰竭,各种心脏病出现严重心功能不全 (心力衰竭、肺
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