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继发性肺脓肿
(secondary lung abscess)
血源性肺脓肿
(hematogenous lung abscess)
急性肺脓肿(1-2月)
慢性肺脓肿 (迁延3个月以上不愈 合)
ቤተ መጻሕፍቲ ባይዱ2020/5/4
11
【病理】三期
肺组织化脓性炎症(早期)
小血管炎性栓塞 坏死
肺脓肿
坏死组织液化破溃部分排除
脓腔
胸膜粘连、脓胸、脓气胸、支气管胸膜瘘
(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
53×43 mm in size in the right upper lobe with significant mediastinal lymphadenopathy. (C) A PET/CT scan reveals a high uptake in the mass, with a maximum SUV of 8.7, and the
Taira N, Kawabata T, Gabe A.Lung cancer mimicking lung abscess formation on CT images.Am J Case Rep[J]. 2014 Jun 7;15:243-5.
Khurana A, Mohapatra PR, Dhingra N.Carcinoma lung masquerading as lung abscess[J].Clin Respir J. 2009 Apr;3(2):116-7.
2020/5/4
5
Bronchial Carcinoid Presenting as Multiple Lung Abscesses
Figure 1: Chest X-ray at presentation showing complete opacification of the right hemithorax.
脓肿吸收/纤维瘢痕(恢复期或慢性期)
2020/5/4
脓 肿 形 成 期
12
2020/5/4
脓肿的特征为坏死的 肺组织形成空洞。
空洞充满脓液(坏死 物质碎片/液体)或脓 液加气体(空气)。
脓肿可大可小,可单 个或多发。
脓肿可出现在肺的任 何部位,根据不同的 分类,有相应的好发 部位。
13
后期:
Figure 2: CT scan chest showing complete replacement of the right lung with multiple abscesses.
2020/5/4
6
Secondary pulmonary tuberculosis with cavity
Waheed Z, Irfan M, Fatimi S, Shahid R. Bronchial carcinoid presenting as multiple lung abscesses[J].J Coll Physicians Surg Pak. 2013 Mar;23(3):22930.
Figure 2. CECT Thorax at the level of carina showing a large cavity with air fluid level in left lung. Wall of the cavity is irregular.
The Clinical Respiratory Journal. 2009 : 116–117
肺脓肿影像诊断
The imaging diagnosis of lung abscess
福建医科大学附属第一医院 李忠明
2020/5/4
1
主要内容
1. 病例回顾 2. 肺脓肿临床及病理 3. 肺脓肿影像诊断 4. 鉴别诊断 5. 小结
Lung cancer mimicking lung abscess formation on CT
破溃到支气管内,形成脓 腔空洞、气液平面,大量脓 痰。
近胸膜脓肿:
可发生局限性纤维蛋白 性胸膜炎、脓气胸、支气管 胸膜瘘
慢性肺脓肿:
周围细支气管受累则致变
2020/5/4
8
2020/5/4
9
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
2020/5/4
10
临床分型
发病机制
病程长短
吸入性肺脓肿
(aspiration lung abscess )
mediastional lymph node, with a maximum SUV of 3.7 … Am J Case Rep. 2014; 15: 243–245.
2020/5/4
3
follow-up
A follow-up CT scan shows an increase in the size of the mass 59×49 mm( 53×43 mm)
The final results of the pathologic examination showed a pleomorphic carcinoma
2020/5/4
4
Carcinoma lung masquerading as lung abscess
Figure 1. Chest radiograph shows a large cavity with air fluid level in left lung.
follow-up
2020/5/4
male, 24 years old,
cough, fever
7
文献
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]. 临床肺科杂 志 2007, 12(7) : 755.
(secondary lung abscess)
血源性肺脓肿
(hematogenous lung abscess)
急性肺脓肿(1-2月)
慢性肺脓肿 (迁延3个月以上不愈 合)
ቤተ መጻሕፍቲ ባይዱ2020/5/4
11
【病理】三期
肺组织化脓性炎症(早期)
小血管炎性栓塞 坏死
肺脓肿
坏死组织液化破溃部分排除
脓腔
胸膜粘连、脓胸、脓气胸、支气管胸膜瘘
(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
53×43 mm in size in the right upper lobe with significant mediastinal lymphadenopathy. (C) A PET/CT scan reveals a high uptake in the mass, with a maximum SUV of 8.7, and the
Taira N, Kawabata T, Gabe A.Lung cancer mimicking lung abscess formation on CT images.Am J Case Rep[J]. 2014 Jun 7;15:243-5.
Khurana A, Mohapatra PR, Dhingra N.Carcinoma lung masquerading as lung abscess[J].Clin Respir J. 2009 Apr;3(2):116-7.
2020/5/4
5
Bronchial Carcinoid Presenting as Multiple Lung Abscesses
Figure 1: Chest X-ray at presentation showing complete opacification of the right hemithorax.
脓肿吸收/纤维瘢痕(恢复期或慢性期)
2020/5/4
脓 肿 形 成 期
12
2020/5/4
脓肿的特征为坏死的 肺组织形成空洞。
空洞充满脓液(坏死 物质碎片/液体)或脓 液加气体(空气)。
脓肿可大可小,可单 个或多发。
脓肿可出现在肺的任 何部位,根据不同的 分类,有相应的好发 部位。
13
后期:
Figure 2: CT scan chest showing complete replacement of the right lung with multiple abscesses.
2020/5/4
6
Secondary pulmonary tuberculosis with cavity
Waheed Z, Irfan M, Fatimi S, Shahid R. Bronchial carcinoid presenting as multiple lung abscesses[J].J Coll Physicians Surg Pak. 2013 Mar;23(3):22930.
Figure 2. CECT Thorax at the level of carina showing a large cavity with air fluid level in left lung. Wall of the cavity is irregular.
The Clinical Respiratory Journal. 2009 : 116–117
肺脓肿影像诊断
The imaging diagnosis of lung abscess
福建医科大学附属第一医院 李忠明
2020/5/4
1
主要内容
1. 病例回顾 2. 肺脓肿临床及病理 3. 肺脓肿影像诊断 4. 鉴别诊断 5. 小结
Lung cancer mimicking lung abscess formation on CT
破溃到支气管内,形成脓 腔空洞、气液平面,大量脓 痰。
近胸膜脓肿:
可发生局限性纤维蛋白 性胸膜炎、脓气胸、支气管 胸膜瘘
慢性肺脓肿:
周围细支气管受累则致变
2020/5/4
8
2020/5/4
9
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
2020/5/4
10
临床分型
发病机制
病程长短
吸入性肺脓肿
(aspiration lung abscess )
mediastional lymph node, with a maximum SUV of 3.7 … Am J Case Rep. 2014; 15: 243–245.
2020/5/4
3
follow-up
A follow-up CT scan shows an increase in the size of the mass 59×49 mm( 53×43 mm)
The final results of the pathologic examination showed a pleomorphic carcinoma
2020/5/4
4
Carcinoma lung masquerading as lung abscess
Figure 1. Chest radiograph shows a large cavity with air fluid level in left lung.
follow-up
2020/5/4
male, 24 years old,
cough, fever
7
文献
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]. 临床肺科杂 志 2007, 12(7) : 755.