肺脓肿影像诊断优秀医学PPT课件.ppt
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1、肺脓肿影像诊断 The imaging diagnosis of lung abscess,2023/3/31,1,主要内容,病例回顾肺脓肿临床及病理肺脓肿影像诊断鉴别诊断小结,(A)An X-ray shows an abnormal shadow in the right upper lobe.(B)Chest CT with contrast enhancement shows a ring-enhancing solid mass measuring 5343 mm in size in the right upper lobe with significant mediastinal
2、 lymphadenopathy.(C)A PET/CT scan reveals a high uptake in the mass,with a maximum SUV of 8.7,and the mediastional lymph node,with a maximum SUV of 3.7 Am J Case Rep.2014;15:243245.,Lung cancer mimicking lung abscess formation on CT,2023/3/31,3,A follow-up CT scan shows an increase in the size of th
3、e mass 5949 mm(5343 mm)The final results of the pathologic examination showed a pleomorphic carcinoma,follow-up,2023/3/31,4,Figure 1.Chest radiograph shows a large cavity with air fluid level in left lung.Figure 2.CECT Thorax at the level of carina showing a large cavity with air fluid level in left
4、 lung.Wall of the cavity is irregular.The Clinical Respiratory Journal.2009:116117,Carcinoma lung masquerading as lung abscess,2023/3/31,5,Figure 1:Chest X-ray at presentation showing complete opacification of the right hemithorax.Figure 2:CT scan chest showing complete replacement of the right lung
5、 with multiple abscesses.,Bronchial Carcinoid Presenting as Multiple Lung Abscesses,2023/3/31,6,male,24 years old,cough,fever,Secondary pulmonary tuberculosis with cavity,2023/3/31,7,D,follow-up,文献,2023/3/31,8,周震,吕岩,谢汝明,等.拟诊为肺脓肿的肺癌的CT特征及病理对照J.临床放射学杂志,2014,33(1):29-33.方连曾.肺结核空洞继发感染误诊为原发性肺脓疡临床分析J.临床肺科
6、杂志2007,12(7):755.Taira N,Kawabata T,Gabe A.Lung cancer mimicking lung abscess formation on CT images.Am J Case RepJ.2014 Jun 7;15:243-5.Khurana A,Mohapatra PR,Dhingra N.Carcinoma lung masquerading as lung abscessJ.Clin Respir J.2009 Apr;3(2):116-7.Waheed Z,Irfan M,Fatimi S,Shahid R.Bronchial carcino
7、id presenting as multiple lung abscessesJ.J Coll Physicians Surg Pak.2013 Mar;23(3):229-30.,2023/3/31,9,abscess,tuberculosis,carcinoma,肺脓肿概述,定义:多种化脓性细菌感染导致的肺实质局灶性化脓性病变。常见病菌:金黄色葡萄球菌、化脓性链球菌、肺炎克雷伯杆菌铜绿假单胞菌、大肠埃希式菌、流感嗜血杆菌。90%合并厌氧菌感染,2023/3/31,10,临床分型,2023/3/31,11,【病理】三期,肺组织化脓性炎症(早期),肺脓肿,2023/3/31,12,坏死,脓肿
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